OT-2026-000012463
Publication integrity record
Four bellows cup vacuum gripper, four zone face, single stage ejector, 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-2026-000012463) never changes.
Identity and time
| Publication number | OT-2026-000012463 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-39f7-759b-8161-b72fa0314067 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:08.998406Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012463 |
| Status | PUBLIC |
Content hashes
| Canonical text | a7b23870643eb21f30d4fc17c97bbc408142517f97d497170b3d1109cd6281ab |
|---|---|
| Markdown | 364b076ba2eccfaf837c48ceb527aae186e69c28d9bd1ddab3243f366dce630c |
| Publication page | ea39f7b6454533a2a80fdd2be60f89a84b45570dc16ae29d0916c668db9ff1f7 |
| Manifest | 6f1b792cf64169c6f98a877f757106eb6d8ec712378fec952096ea3a7a8d64e0 |
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 | y/4LIVr+EnXgMTtV5G05DO7/mMiMZ0rmZpvPlEeheARS8H1t5ZAjrvmgHOSnOeXmRK/Rcdxaz3CaJ839dnLvBQ== |
| 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
| 2026-09-17T12:11:58.312089Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012463observed ea39f7b6454533a2a80fdd2be60f89a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:11:58.293240Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012463/manifest.jsonobserved 6f1b792cf64169c6f98a877f757106eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:11:58.275293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012463/publication.mdobserved 364b076ba2eccfaf837c48ceb527aae1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:11:58.257122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012463/publication.txtobserved a7b23870643eb21f30d4fc17c97bbc40...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. |
|---|