OT-2026-000027507
Publication integrity record
Four 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-2026-000027507) never changes.
Identity and time
| Publication number | OT-2026-000027507 · never reused |
|---|---|
| Internal UUID | 01a0ae72-6998-7029-b4fe-e5c8c69c13f3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027507 |
| Status | PUBLIC |
Content hashes
| Canonical text | c97fe518a44791a23db5ee25c13971ef2fc484366f9b06a4a47fc12ae51e15fd |
|---|---|
| Markdown | cffc52e74e5c25afd59164f8178368220bded891eff099a532a15e0f7493926f |
| Publication page | 3628eb7b268e66c4d98fbe0a92bc448bac11f57ea902f1d2654bcfd96f220ed2 |
| Manifest | 320d344708f18946d263dd6dd9738d16984a5e1be8373a77debb8f7f336f82e1 |
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 | MC3dxs5+foPRH0jk8x07cEYt6KsNi/5PjoZPsJh53Q33x/+HzFfciUrgrDbhDUcJTzvgxucS6HfD0t/9h2TJBA== |
| 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
| 2026-09-17T11:42:58.786299Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027507observed 3628eb7b268e66c4d98fbe0a92bc448b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:58.768985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027507/manifest.jsonobserved 320d344708f18946d263dd6dd9738d16...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:58.750278Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027507/publication.mdobserved cffc52e74e5c25afd59164f817836822...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:58.732419Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027507/publication.txtobserved c97fe518a44791a23db5ee25c13971ef...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. |
|---|