OT-2026-000075180
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold 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-2026-000075180) never changes.
Identity and time
| Publication number | OT-2026-000075180 · never reused |
|---|---|
| Internal UUID | 01a0ae93-f1ff-79d1-8471-3cd95e2ae488 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:26.476108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075180 |
| Status | PUBLIC |
Content hashes
| Canonical text | 87a10d54cbcec1ad3fc8808399a0663affd11e5721a4e9779f593d8bf00d9a1e |
|---|---|
| Markdown | 9f9c31417a0a0981328098a9dddb2aaef3b450d47d3d068becf4981c6bda10a1 |
| Publication page | a430c8b48e6534bbd933bf5200bab6b6f92f4f26ab7530a9619edc264886ce38 |
| Manifest | f6fed6c5401252834aa26b378c37eaab1e7cb73d78060681b94043c0f9d14707 |
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 | 1OFBSkemNGWWCIU+/ihk214qFgtocvdnXBLEHLdXQ8Aa2dhPqiTEb3JmjH993U3lz2YOuiRoLznEhYpvPWSfCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-10-04T16:41:28.853753Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075180observed a430c8b48e6534bbd933bf5200bab6b6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-04T16:41:28.790725Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075180/manifest.jsonobserved f6fed6c5401252834aa26b378c37eaab...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T16:41:28.740424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075180/publication.mdobserved 9f9c31417a0a0981328098a9dddb2aae...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T16:41:28.652183Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075180/publication.txtobserved 87a10d54cbcec1ad3fc8808399a0663a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:25.771841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075180observed a430c8b48e6534bbd933bf5200bab6b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:25.752268Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075180/manifest.jsonobserved f6fed6c5401252834aa26b378c37eaab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:25.736017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075180/publication.mdobserved 9f9c31417a0a0981328098a9dddb2aae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:25.718101Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075180/publication.txtobserved 87a10d54cbcec1ad3fc8808399a0663a...fetched by instance-3.rotem.ai from 34.69.0.72, 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 |
|---|