OT-2026-000031636
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000031636) never changes.
Identity and time
| Publication number | OT-2026-000031636 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bacf-7b99-98c1-f67f6ef72f48 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031636 |
| Status | PUBLIC |
Content hashes
| Canonical text | fafd42a36f8f83c1229e0973abf129d60acf43221ad6a44dc1c78004cbbbeb81 |
|---|---|
| Markdown | f1c00a6aebb7838165c2e8a77ea4f4a5ee6a7b4543d13cfc0f1494dc55745f39 |
| Publication page | b5beccab5785d516244857360bf4340fad5aa574ad78ba710cbc72b31d52cf83 |
| Manifest | 50cb400e67aed3dbb2fc033e9897f24274aeb4230b9a2d60105dfaa6d020296d |
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 | /Y/8unc3z/j5aLikY0qt2kxk0DVr/RrenBba0vtptlKlnIWSSZdZO3qRLn+Y9J5X1twSQKWrS7zwT9gohej7AA== |
| 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
| 2026-09-17T11:34:41.360648Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031636observed b5beccab5785d516244857360bf4340f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:41.343188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031636/manifest.jsonobserved 50cb400e67aed3dbb2fc033e9897f242...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:41.323916Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031636/publication.mdobserved f1c00a6aebb7838165c2e8a77ea4f4a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:41.305583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031636/publication.txtobserved fafd42a36f8f83c1229e0973abf129d6...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. |
|---|