OT-2026-000056544
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, pump fed, sustained 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-2026-000056544) never changes.
Identity and time
| Publication number | OT-2026-000056544 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af5-75ef-bccb-8864a54eea06 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056544 |
| Status | PUBLIC |
Content hashes
| Canonical text | c3a16f417f0ec23ad422751af6201fd244bf8d86ec2fd223ec4051ec02449cc1 |
|---|---|
| Markdown | db2a825c35cd75f30f997aba0dfd03d502153a2f6ce67785b0aa11811935ed7a |
| Publication page | 98e6d62070a44b10b899a403431dda9de2c27acfcf59e93fc7ebfc58bd968003 |
| Manifest | c1537636b639b0ed9224c0cb15ea3a377838534fad9398f9de8b0933f9b1958c |
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 | GHKmW+k5IuE3Mvg5pe14+uSDH/nvOMVWyXiQJ3yIAnCvzUFtzxTSRO5RgbQc/8qoNJ2CkD7UtAtF/ZeFHpn3Bg== |
| 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
| 2026-09-17T10:49:52.561184Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056544observed 98e6d62070a44b10b899a403431dda9d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:49:52.543750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056544/manifest.jsonobserved c1537636b639b0ed9224c0cb15ea3a37...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:52.526093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056544/publication.mdobserved db2a825c35cd75f30f997aba0dfd03d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:52.508368Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056544/publication.txtobserved c3a16f417f0ec23ad422751af6201fd2...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. |
|---|