OT-2026-000019429
Publication integrity record
Single cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000019429) never changes.
Identity and time
| Publication number | OT-2026-000019429 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-7a59-9a0d-5d29d0416024 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019429 |
| Status | PUBLIC |
Content hashes
| Canonical text | c38f786657ae209aacea777c2f81f141a8fc9652f02ef92a60fd28d6ce27e1c8 |
|---|---|
| Markdown | 2297e5eaf74765f827da74450aba8477ee2c1b40aadd923bcf911762ec481765 |
| Publication page | ab2cdc35e8dd3e830358e4f50094ca64117eec1272b9c3cb146a81ab701539a7 |
| Manifest | af55103e29c891e55c37a5c9b23f39f88571f1b26df84be1db18a8ae832a4ed1 |
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 | PzMIiCFOIKM5AW2g5n2GdEPBK7U9NWQf6xgzJKaZ28kcBfSTZBorexh1acd4W7oDX54aCQR/EevM2AEg5884BA== |
| 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
| 2026-09-17T11:58:49.407419Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019429observed ab2cdc35e8dd3e830358e4f50094ca64...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:49.388936Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019429/manifest.jsonobserved af55103e29c891e55c37a5c9b23f39f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:49.371409Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019429/publication.mdobserved 2297e5eaf74765f827da74450aba8477...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:49.352788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019429/publication.txtobserved c38f786657ae209aacea777c2f81f141...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. |
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