OT-2026-000005381
Publication integrity record
Bellows cup vacuum gripper, four outlet manifold, pump fed, pressure verified, vented after set down
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-2026-000005381) never changes.
Identity and time
| Publication number | OT-2026-000005381 · never reused |
|---|---|
| Internal UUID | 01a0a937-3cda-7548-b0c6-93cd31bab45c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:56:04.701210Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005381 |
| Status | PUBLIC |
Content hashes
| Canonical text | 72b1b7e1d06155130b94e6054f147edb4519cd967c9ad0d4d658d6d2e399eac9 |
|---|---|
| Markdown | 053a0595d58f08873948b33acf948e04949bca3fb6dc23336f2c7b07983bf285 |
| Publication page | 4d877d0b5225571cdaf25a5a01cd5499bc10be6ae105a6aa2776d8faabe02637 |
| Manifest | d40cdd129f117574b455a6149203f57e81a9e85e74d4ba66b91ce84694f8c948 |
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 | LK7gQwvxOdj/rJ2aojj8DUcwtI1GgX2aK4HlHgTw+mtdkLVPvETgsTucR7QAnxbCNCTEVlPSOMxxYuMJEglKAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:00:16.012130Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005381observed 4d877d0b5225571cdaf25a5a01cd5499...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:15.999122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005381/manifest.jsonobserved d40cdd129f117574b455a6149203f57e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:15.984547Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005381/publication.mdobserved 053a0595d58f08873948b33acf948e04...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:15.971259Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005381/publication.txtobserved 72b1b7e1d06155130b94e6054f147edb...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. |
|---|