OT-2026-000029143
Publication integrity record
Two cup vacuum gripper, two zone face, common isolation valve, 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-2026-000029143) never changes.
Identity and time
| Publication number | OT-2026-000029143 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2aa0-7fad-8236-1206d1c51d3f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029143 |
| Status | PUBLIC |
Content hashes
| Canonical text | 361c9a9d5cde461b03d36c51fa75640d037ad292ac18b05bf3c79ae5b5581443 |
|---|---|
| Markdown | c7c13a0a20973731e954b9f3f2a5e7adea6d6ca4eafa50ec8122d530f00b5e48 |
| Publication page | 79c2ea6c33ff7a595d7898ca52eb65de925b42d09a2d94de0ee892533a484445 |
| Manifest | f72795e043f3493c7a9d8e7cc7265742780170dbab75befe2916ca0a159c55e3 |
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 | iM5vuvpGAGJUHctTvrFBA9fQvJ+7TWkTtLABGXABYFZSkJcXL+sSZLZeyXSm3pj2sJE7lFmAUWPaKrO9vcFZDA== |
| 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
| 2026-09-17T11:39:37.791817Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029143observed 79c2ea6c33ff7a595d7898ca52eb65de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:37.774399Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029143/manifest.jsonobserved f72795e043f3493c7a9d8e7cc7265742...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:37.755960Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029143/publication.mdobserved c7c13a0a20973731e954b9f3f2a5e7ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:37.738012Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029143/publication.txtobserved 361c9a9d5cde461b03d36c51fa75640d...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. |
|---|