OT-2026-000056231
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two outlet manifold, single 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-2026-000056231) never changes.
Identity and time
| Publication number | OT-2026-000056231 · never reused |
|---|---|
| Internal UUID | 01a0ae87-4bd1-75a8-bd75-bc938eb8ef77 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:37.517586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056231 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9455a6a781034baa655d152bcb005f1198233c1eec3bac01a1aeb501480b4df7 |
|---|---|
| Markdown | bdae2310461a7fcd2b1a2ddae2198dc3a64248ed9574e2d6e7f117cb24b01dde |
| Publication page | a1318e13ee1c3f2deaa6a23ae0904960a8c972c78b804f3531bee2614b080f5e |
| Manifest | 1ae735e5d1832275bc79acc61388cea8e6a7ce85b49a83e445eb050618bb9482 |
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 | H6Rb1xcAVF3hp4iB03mqXDCtmL9mJOEWCu62T9ncFB9I6G0P65sGbNsBF2tr9o2EnzsamIZsK7sGZwDHY9laBg== |
| 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
| 2026-09-17T10:50:42.582020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056231observed a1318e13ee1c3f2deaa6a23ae0904960...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:42.563676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056231/manifest.jsonobserved 1ae735e5d1832275bc79acc61388cea8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:42.546377Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056231/publication.mdobserved bdae2310461a7fcd2b1a2ddae2198dc3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:42.528459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056231/publication.txtobserved 9455a6a781034baa655d152bcb005f11...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. |
|---|