OT-2026-000029623
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, single stage ejector, pulsed blow-off 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-2026-000029623) never changes.
Identity and time
| Publication number | OT-2026-000029623 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e22-7c7a-bd23-70e9ada0c844 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029623 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1f27de2274d24959333359dd60d9b6908eddd2b2d654a476946f779a09965b55 |
|---|---|
| Markdown | 95ee3f2b66fca3a2d061b3270930e8ec62ffab26d02148e2daede3018f32c158 |
| Publication page | ecd52abfe1b24ca15719684b654298f0d30c1e20b1912526dbccbf9960b60b7d |
| Manifest | 6b8f21ec0c5569e22969cbb9807489b8a318c9d3bb911afeaae48d1c0ad2708e |
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 | eaLmxSmRz3Kh9ZrefRBGjE3Kwa2qFUoSE7V0s4uzH69zk5t76G0U/R6gecRX63/atfKYs6CI69cZ01qEDVDvAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:39:19.851067Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029623observed ecd52abfe1b24ca15719684b654298f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:19.833767Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029623/manifest.jsonobserved 6b8f21ec0c5569e22969cbb9807489b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:19.817866Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029623/publication.mdobserved 95ee3f2b66fca3a2d061b3270930e8ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:19.798357Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029623/publication.txtobserved 1f27de2274d24959333359dd60d9b690...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. |
|---|