OT-2026-000013879
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, three 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-2026-000013879) never changes.
Identity and time
| Publication number | OT-2026-000013879 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8dea-7750-8366-67fca0443d1c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013879 |
| Status | PUBLIC |
Content hashes
| Canonical text | 85424f146e7765ce8759bef50c24f3466b6a6e7c32e33036575ea9400f31c076 |
|---|---|
| Markdown | 00237356f879ca34a7455ce8481f6d6f774fe6a5156a1560a5fb910a3b5b8518 |
| Publication page | 7f91792fb806a05b8801022971dd6ce1782c25b6fba240bb558cbe49c8410bca |
| Manifest | 5f3a5b05c24d47e19846e130e5d6a808928b688ad3c6ab7abb33a2de83b1eb1f |
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 | jOp1oH6GbAwVtalF5FWrPKLv5+R41U8URe+/GlUiqv0ieBytMhHaApWUz+hu5VebI38bOgGLDbe8BtqKdubuAQ== |
| 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
| 2026-09-17T12:08:59.841536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013879observed 7f91792fb806a05b8801022971dd6ce1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:59.824996Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013879/manifest.jsonobserved 5f3a5b05c24d47e19846e130e5d6a808...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:59.806770Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013879/publication.mdobserved 00237356f879ca34a7455ce8481f6d6f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:59.789265Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013879/publication.txtobserved 85424f146e7765ce8759bef50c24f346...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. |
|---|