OT-2026-000056291
Publication integrity record
Two 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-2026-000056291) never changes.
Identity and time
| Publication number | OT-2026-000056291 · never reused |
|---|---|
| Internal UUID | 01a0ae87-4bd1-7ed9-b605-59d96fcc78f7 · 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-2026-000056291 |
| Status | PUBLIC |
Content hashes
| Canonical text | 494eae3415cbd2db4d56c3dbe8353f43ffd98f3317b73d80f5ac9e6f381d001d |
|---|---|
| Markdown | c94fe58abc2939bc224aea74324464e237449ef6d17b05b79e4b83f4fd26d753 |
| Publication page | 2d25ca32ccd69aca87318c83dd19f9e8cc39ee67d7ce47cd3dd243004c1a35ca |
| Manifest | aae99e72b43ab1bf0b2e47420c736cfbe605edb4b75487238310acfaf3d66bb1 |
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 | dmBk8VmgruFf1R46jv4GwWot/NB9XQTyYVcpj0CgLq1Xs3g/PNyAnwVgtCuwA6nY1SlWiCh5ftv1hOS8Kfp1Bw== |
| 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
| 2026-09-17T10:50:46.993376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056291observed 2d25ca32ccd69aca87318c83dd19f9e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:46.975741Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056291/manifest.jsonobserved aae99e72b43ab1bf0b2e47420c736cfb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:46.958385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056291/publication.mdobserved c94fe58abc2939bc224aea74324464e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:46.938708Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056291/publication.txtobserved 494eae3415cbd2db4d56c3dbe8353f43...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. |
|---|