OT-2026-000055591
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000055591) never changes.
Identity and time
| Publication number | OT-2026-000055591 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a103-784e-bdb1-4478afa2db20 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055591 |
| Status | PUBLIC |
Content hashes
| Canonical text | 630dee77b1f49f649a4fac8c6387fa9a1e6b8e649aa526e11199eeb41fa99bf0 |
|---|---|
| Markdown | 17e26519880ecc176619b3ae2ffc47cddcf82e4cd85a569e19b3672cecff49d5 |
| Publication page | b5fc50c285b59d864eb3ae3c93ba38a61adda27d2c15ef726bb7bd967150b36f |
| Manifest | 4854a36ab71ed852e068c15e5339ee72b3be3147dc5c16c15311df78afa402c5 |
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 | Cqck7g+jM/EB+ZSAAHUVeRZJ7uJwi5HEnCbI6WLNa/Hs59jCoEvSGEN+wrXj/CKftlK71RiqmkOybU+whiDbBQ== |
| 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
| 2026-09-17T10:52:49.800919Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055591observed b5fc50c285b59d864eb3ae3c93ba38a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:52:49.783651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055591/manifest.jsonobserved 4854a36ab71ed852e068c15e5339ee72...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:49.764402Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055591/publication.mdobserved 17e26519880ecc176619b3ae2ffc47cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:49.747325Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055591/publication.txtobserved 630dee77b1f49f649a4fac8c6387fa9a...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. |
|---|