OT-2026-000037131
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000037131) never changes.
Identity and time
| Publication number | OT-2026-000037131 · never reused |
|---|---|
| Internal UUID | 01a0ae77-7741-7f85-b930-978551bfcde1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:20.049316Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000037131 |
| Status | PUBLIC |
Content hashes
| Canonical text | 54bae4176417ae54d4b34d5b88d381a37ad4dc2fe403d5c0a97fd1cdf3b4b1ec |
|---|---|
| Markdown | eb4a2a2ef9d093dfc53eba5d6a494805cc6f0bff1a94b60a4e5cbf59cf254cc9 |
| Publication page | 36d12813b5780e5024e39d2e43c36ca3671b1d4feec59900820ba3bf6d2e31c0 |
| Manifest | 3199eddc116f4f2993c4e6f215967436d48388fb8d7ab114f3a4dd671bb85f14 |
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 | 0dksrf0+wIGXu3bpnWTFy54aYpIDlc1a8whqVv4n9RTiuj9vr59Jr9WM6cb2u8SU5ZUwiwIPHHdrfavLFuHBDQ== |
| 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
| 2026-09-17T11:25:00.250675Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037131observed 36d12813b5780e5024e39d2e43c36ca3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:25:00.233499Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037131/manifest.jsonobserved 3199eddc116f4f2993c4e6f215967436...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:25:00.215808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037131/publication.mdobserved eb4a2a2ef9d093dfc53eba5d6a494805...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:25:00.199203Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037131/publication.txtobserved 54bae4176417ae54d4b34d5b88d381a3...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. |
|---|