OT-2026-000018921
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off before 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-2026-000018921) never changes.
Identity and time
| Publication number | OT-2026-000018921 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d522-7c8a-ae10-42b707997747 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018921 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9bd1e35bbd811f1bc12cc0e6a926140cdf138728f726553ad58f5dccc85432be |
|---|---|
| Markdown | 57013d2d962b09c7e9b22ce6fb6307e54c3d04024770150867426ae082ee6c4c |
| Publication page | acfca75010d97d6af38722dc099f40945cd6298c4260fd10563954e15eacd41b |
| Manifest | ff0dc7450dd50c9b19e125663b7dee259f251d90f4d0512d0a14e63d76cfc78b |
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 | XChYze+AuEVOiQnYH7Hdtc9tAH4TpZQp/ZsDO9TJFHnsf1x0GPkdIuxkiS++fHL7PN28ZhL0nn6YI1vpd56xDA== |
| 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
| 2026-09-17T11:59:34.916086Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018921observed acfca75010d97d6af38722dc099f4094...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:34.900055Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018921/manifest.jsonobserved ff0dc7450dd50c9b19e125663b7dee25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:34.882201Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018921/publication.mdobserved 57013d2d962b09c7e9b22ce6fb6307e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:34.864694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018921/publication.txtobserved 9bd1e35bbd811f1bc12cc0e6a926140c...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. |
|---|