OT-2026-000053933
Publication integrity record
Six cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, vented before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000053933) never changes.
Identity and time
| Publication number | OT-2026-000053933 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a6-78a3-ab49-e3892e774b99 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053933 |
| Status | PUBLIC |
Content hashes
| Canonical text | 33f208f9ea6669114b4b068837011b86917b255634055673131248076a986623 |
|---|---|
| Markdown | acc0014549c3b26c0ec1e0a9ebd3b9e6b1fa65c1d73d5e003d712fd110131cd7 |
| Publication page | ac8412e00487d8a9ed65e286e6f239dfd72d1a035aa415e328b58d2f43428db9 |
| Manifest | b2e4957612e83b006f7f8863a6894469ed719c33fa2b056abca30cf6deb82f00 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | DvGwe7BWWMuF5kcY3bijYUENcP63/236L1l8p6VKoXu0ATUNi1wQQiYZEyHn2eGGBrWhL2raNfVYWcumscmQDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-11-04T00:41:15.352633Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053933observed ac8412e00487d8a9ed65e286e6f239df...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-04T00:41:15.291988Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053933/manifest.jsonobserved b2e4957612e83b006f7f8863a6894469...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T00:41:15.243638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053933/publication.mdobserved acc0014549c3b26c0ec1e0a9ebd3b9e6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T00:41:15.095467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053933/publication.txtobserved 33f208f9ea6669114b4b068837011b86...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T08:41:44.172608Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053933observed ac8412e00487d8a9ed65e286e6f239df...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T08:41:44.105478Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053933/manifest.jsonobserved b2e4957612e83b006f7f8863a6894469...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T08:41:44.001719Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053933/publication.mdobserved acc0014549c3b26c0ec1e0a9ebd3b9e6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T08:41:43.868402Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053933/publication.txtobserved 33f208f9ea6669114b4b068837011b86...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|