OT-2026-000056074
Publication integrity record
Foam pad vacuum gripper, single 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-2026-000056074) never changes.
Identity and time
| Publication number | OT-2026-000056074 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4b-7da9-b0c6-011c8542cd2c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056074 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4014ee9db994a1c45f98280f2b8412493e491582e91a3fc6cb40b97f0db49db5 |
|---|---|
| Markdown | ddfa967144fccea11103c94bfc200b80c7a62d716fce72e0abaec3c09eb35203 |
| Publication page | a8712714e8019f087db84b981042ac83e4a973190569fcf0210141c5a693be38 |
| Manifest | cdc7aafc42ef896bd5610c3d292771b85bb0a4a680e24b3e30f676ea27e9c026 |
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 | AuPZTAJMTo/1Rdg2gWJXeGnve4xx1IzNpanI6Ezm1wddyTFjEoCP1+jmbiVZDhPiBSV4O4wkX7ytlwmjTaVIDQ== |
| 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
| 2026-09-17T10:51:36.602192Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056074observed a8712714e8019f087db84b981042ac83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:36.581536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056074/manifest.jsonobserved cdc7aafc42ef896bd5610c3d292771b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:36.562211Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056074/publication.mdobserved ddfa967144fccea11103c94bfc200b80...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:36.530286Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056074/publication.txtobserved 4014ee9db994a1c45f98280f2b841249...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
| Custody package | Pending Custody packages are produced weekly. |
|---|