OT-2026-000015512
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, 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-2026-000015512) never changes.
Identity and time
| Publication number | OT-2026-000015512 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef4a-7c24-aa8d-0ff68bdeb6ba · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015512 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5a121ec818aad744e1a0c4ae8f87efed5ae820ccffb788eb78e13357df261d3c |
|---|---|
| Markdown | 55466643a3b2413bbc63aa0f559a1bdcc1d915a5f9eb0d951c1ce52489f7aaea |
| Publication page | fc25810ec7d9aaaab26e8d13a09e07b8b11b5d2e20579cadca2ef16d1091cf18 |
| Manifest | 117f8dafb0de784d0efd9aef320353982a9aa1d97abacf4d8563a356185d76da |
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 | OKGLQhPM6h7ssTCq20Pm4XisAr8I9oobMMAVdEt7EzZx/B8F04jITbxD3Xoj0+kWDruOEyoYIgKWvViuSBNcBA== |
| 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
| 2026-09-17T12:06:16.996227Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015512observed fc25810ec7d9aaaab26e8d13a09e07b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:06:16.966827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015512/manifest.jsonobserved 117f8dafb0de784d0efd9aef32035398...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:16.946492Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015512/publication.mdobserved 55466643a3b2413bbc63aa0f559a1bdc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:16.918007Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015512/publication.txtobserved 5a121ec818aad744e1a0c4ae8f87efed...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. |
|---|