OT-2026-000011759
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum 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-2026-000011759) never changes.
Identity and time
| Publication number | OT-2026-000011759 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1941-74a6-8d50-970b59bd17b3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:00.631271Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000011759 |
| Status | PUBLIC |
Content hashes
| Canonical text | 26ffc67c4f5dd2e2289d4ed0499e2f0884a41c84c8c5bc507ccf63cf3f3c0109 |
|---|---|
| Markdown | a3a931a29d737aa4f800cbfc013519ee585ac9ebba0cff459839c1ae3c3e72a4 |
| Publication page | 38304a10291d7ff22d73e7c99573f6172754165652bc2f3524123d5c23f63afb |
| Manifest | ee0a1c9fb070daedac87895911b492e511b8d3c6e0c12635ec562b759f0307b0 |
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 | WAWMiiWqr2awMKIbRuk5Fnrcr3ItIYEcs4L2VQo7w2GpLB/dHgw3yvB9rFOi+1Ir16b9ngR3IDaDrIJvPnBXAg== |
| 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
| 2026-10-30T16:41:33.957134Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011759observed 38304a10291d7ff22d73e7c99573f617...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-30T16:41:33.901174Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011759/manifest.jsonobserved ee0a1c9fb070daedac87895911b492e5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T16:41:33.842153Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011759/publication.mdobserved a3a931a29d737aa4f800cbfc013519ee...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T16:41:33.760682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011759/publication.txtobserved 26ffc67c4f5dd2e2289d4ed0499e2f08...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:28.168299Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011759observed 38304a10291d7ff22d73e7c99573f617...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:28.150870Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011759/manifest.jsonobserved ee0a1c9fb070daedac87895911b492e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:28.131150Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011759/publication.mdobserved a3a931a29d737aa4f800cbfc013519ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:28.112575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011759/publication.txtobserved 26ffc67c4f5dd2e2289d4ed0499e2f08...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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|