OT-2026-000012657
Publication integrity record
Six cup vacuum gripper, six outlet manifold, 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-2026-000012657) never changes.
Identity and time
| Publication number | OT-2026-000012657 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5562-79c1-98ce-9f8015161dbd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012657 |
| Status | PUBLIC |
Content hashes
| Canonical text | 231ee3daa23a5b331e0867c979f650a2e19b6b9424fe78d97421aabd32ab4504 |
|---|---|
| Markdown | 2033fd6d83a5d79648155a89d78125c9b541919756e8d7f12109248b5bc15fe0 |
| Publication page | 57f9309f6683db35c833ebc3dc9cf61d15a716d729df9de8e1503a31cfc60c91 |
| Manifest | d203cb9c1cb751ed56467ecea1770a2a1dd01394e86c4ef18572de7a0ecb3522 |
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 | cwMqwEDf8eZSFnM+j2Gql5hpEjGrTfyNHY42jdR9MQPx+mQHSuYfcfmT0IStpTSjV8R6HrxyLQ/wzkl06ROkDw== |
| 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
| 2026-10-07T12:41:25.334168Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012657observed 57f9309f6683db35c833ebc3dc9cf61d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-07T12:41:25.249824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012657/manifest.jsonobserved d203cb9c1cb751ed56467ecea1770a2a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T12:41:25.093572Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012657/publication.mdobserved 2033fd6d83a5d79648155a89d78125c9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T12:41:24.945731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012657/publication.txtobserved 231ee3daa23a5b331e0867c979f650a2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T04:41:37.358178Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012657observed 57f9309f6683db35c833ebc3dc9cf61d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T04:41:37.308815Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012657/manifest.jsonobserved d203cb9c1cb751ed56467ecea1770a2a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T04:41:37.233273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012657/publication.mdobserved 2033fd6d83a5d79648155a89d78125c9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T04:41:37.160724Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012657/publication.txtobserved 231ee3daa23a5b331e0867c979f650a2...fetched by grabo-systems from 34.44.131.203, 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 |
|---|