OT-2026-000054890
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000054890) never changes.
Identity and time
| Publication number | OT-2026-000054890 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1285-76b7-b681-7e809746502d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054890 |
| Status | PUBLIC |
Content hashes
| Canonical text | c03c06a35fcf87cd20953043b08a0ba7845d474faf4c118e666bb3aebe741399 |
|---|---|
| Markdown | 831893c4ffb3c2151a37bd988929ef1e1676d20de13805648c2e9a561a32e34f |
| Publication page | f8db34d1662651581206ce9f30bdde057bd0038eaf4abf5f0f0718a74bcc4393 |
| Manifest | 4a1d08264a789f9295694f43637a549d6981be9f5fd191ecf127a977629e2d7b |
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 | ok0iaREl76GZzSAsVhKwNjCYMc9asivWRsX+RYwNJEkvWZJsIJQkHRVdZE5DZwLa8lsc6xn+Kr2ODCEckBtYDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:54:06.993548Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054890observed f8db34d1662651581206ce9f30bdde05...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:06.975335Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054890/manifest.jsonobserved 4a1d08264a789f9295694f43637a549d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:06.956285Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054890/publication.mdobserved 831893c4ffb3c2151a37bd988929ef1e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:06.937849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054890/publication.txtobserved c03c06a35fcf87cd20953043b08a0ba7...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. |
|---|