OT-2026-000053012
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000053012) never changes.
Identity and time
| Publication number | OT-2026-000053012 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a430-77cd-ba2c-41581859f65b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053012 |
| Status | PUBLIC |
Content hashes
| Canonical text | a91113f29e35beb690f9470c03eba4657862de03bca339bd7d98514eb3491364 |
|---|---|
| Markdown | 140c47e3beb68a20d00ba036678d2033f27492f3d18032a45a190796a29ac656 |
| Publication page | 1435f8117d1199ab11cc450dab0891aa730f226082abdef0ab7aa9dbbf7a00e6 |
| Manifest | a91dfd7e4084526e5382a7dab291106203056fb9d2c31fba45ee3076c475c706 |
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 | H/AyMGA/wUU/7+ORcTJI0ekEyOTt45BoKN829vcaM8qbqoGLjJa1x3vrba52mSYEpjvn2nziCto5/YcM0mNdCA== |
| 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
| 2026-09-17T10:56:42.660010Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053012observed 1435f8117d1199ab11cc450dab0891aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:42.642232Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053012/manifest.jsonobserved a91dfd7e4084526e5382a7dab2911062...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:42.623430Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053012/publication.mdobserved 140c47e3beb68a20d00ba036678d2033...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:42.603809Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053012/publication.txtobserved a91113f29e35beb690f9470c03eba465...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. |
|---|