OT-2026-000026680
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, sustained 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-2026-000026680) never changes.
Identity and time
| Publication number | OT-2026-000026680 · never reused |
|---|---|
| Internal UUID | 01a0ae71-f4aa-7070-bdfc-15b51b48b477 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:18.960773Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026680 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1cc67209ae96e501ec74de7083bdd37e3f9f7cca4269cecd5aa5be46eeb267b4 |
|---|---|
| Markdown | 1962b7ad8da2493dde7df80873094ac2b4cf653d7bdff376ffe77ba25dc597d9 |
| Publication page | 6e34cf8954727dfe5a1a8577e3d0070ea05dcc2055f30c504ca660e9390b95c5 |
| Manifest | ca3cf8af1c271a24cbea3213f42c24b02a293d0a3ee5165893b1b4daea1d54c7 |
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 | Q5Wr5yxeFNRxTkdiLFPqoJwnCCDlQOG+FBwfP05KOb9CDIl+mjx2zrdHbIJQIiGnM/GesmIqEZUkvF4yuZ0mAg== |
| 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
| 2026-09-17T11:45:45.981928Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026680observed 6e34cf8954727dfe5a1a8577e3d0070e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:45:45.966533Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026680/manifest.jsonobserved ca3cf8af1c271a24cbea3213f42c24b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:45:45.948563Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026680/publication.mdobserved 1962b7ad8da2493dde7df80873094ac2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:45:45.931862Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026680/publication.txtobserved 1cc67209ae96e501ec74de7083bdd37e...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. |
|---|