OT-2026-000021722
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, 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-2026-000021722) never changes.
Identity and time
| Publication number | OT-2026-000021722 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-7657-8aa8-c99931656a1c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021722 |
| Status | PUBLIC |
Content hashes
| Canonical text | e5980408f796f69e4f45b76917cf9cfe6d90881b5a4697a0f46fe91fd4c5240b |
|---|---|
| Markdown | 9a4d965d546624c8fa57e8b33d07d5b7247786cf24620dd0584dd748bb3c9893 |
| Publication page | edf523bd32797853c4bff114ad52ba6e04569518e4ecb27483a7bd425bd6e990 |
| Manifest | 8f96db790b428584e7c188729c70159e93621a34233db40b4d15495fbdbcd496 |
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 | nl4FcCt/oRS954KP7HlTdGxRQtKWXQosnS63A/sJnYNwTUI7gS285oP0PHi3dEzBPq7C5bBC2RE9pAMb045yCg== |
| 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
| 2026-09-17T11:54:05.781398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021722observed edf523bd32797853c4bff114ad52ba6e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:05.762199Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021722/manifest.jsonobserved 8f96db790b428584e7c188729c70159e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:05.743654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021722/publication.mdobserved 9a4d965d546624c8fa57e8b33d07d5b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:05.726771Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021722/publication.txtobserved e5980408f796f69e4f45b76917cf9cfe...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. |
|---|