OT-2026-000054400
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000054400) never changes.
Identity and time
| Publication number | OT-2026-000054400 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3aa-7304-b6bd-5a23fd623c69 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054400 |
| Status | PUBLIC |
Content hashes
| Canonical text | 90df9fd4b9462fb0165c1514f4a45c4ae81b2f4ccebf1cd52a3846622df8d19a |
|---|---|
| Markdown | 90df243ab202280c6817ba3eb6303e20c56c18286dddba7404f6f2e89b7d1f18 |
| Publication page | 9877f1cd48aff806ac85d46c9da6f50c223dbe0e826289166cf3d85732b7da7d |
| Manifest | cebf03cd79275b45d0d23e5672a13ddb8a61281bd23b9a52aa010b2885a532b0 |
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 | ER5Ea+SM+8Xl7bWCaqgMfAWCatOxgH/jU/jF/aABCacnXHmzLG0ZmdfxjtrReh8THDb6qYbchata6go1328XBA== |
| 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
| 2026-09-17T10:54:56.590791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054400observed 9877f1cd48aff806ac85d46c9da6f50c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:56.569459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054400/manifest.jsonobserved cebf03cd79275b45d0d23e5672a13ddb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:56.551009Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054400/publication.mdobserved 90df243ab202280c6817ba3eb6303e20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:56.527391Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054400/publication.txtobserved 90df9fd4b9462fb0165c1514f4a45c4a...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. |
|---|