OT-2026-000031493
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off 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-2026-000031493) never changes.
Identity and time
| Publication number | OT-2026-000031493 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7d55-a01c-7ce0d8075ea8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031493 |
| Status | PUBLIC |
Content hashes
| Canonical text | 75b9e38d45564ba901fec218aa6751f09dc5db88a4a0e17dfa97f3be32e3c072 |
|---|---|
| Markdown | 7bc480f665f6655ff418310ad1c70334e49331db1e519784fbc9659f4d027ee2 |
| Publication page | bfebf0ff07ff1dac9bb58e30c413fd71511ae7d33d1c8099012d7cc0cd00dc0d |
| Manifest | 0016cc19b68c8b06bb93b1ea1f40e2340d7fe3078e3416ff429fdc3dca336c7b |
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 | AAXOevK7jstnxrp9wBRKE+MOVpLLA+aYJe78RN8KXbD3SHfVoJOSIZppgiCZkka/wulh0CignZqSbxWJ1+y+Cw== |
| 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
| 2026-09-17T11:36:19.268325Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031493observed bfebf0ff07ff1dac9bb58e30c413fd71...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:19.244524Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031493/manifest.jsonobserved 0016cc19b68c8b06bb93b1ea1f40e234...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:19.226029Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031493/publication.mdobserved 7bc480f665f6655ff418310ad1c70334...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:19.202204Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031493/publication.txtobserved 75b9e38d45564ba901fec218aa6751f0...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. |
|---|