OpenTechnical

OT-2026-000036167

Publication integrity record

Foam pad vacuum gripper, two zone face, 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-2026-000036167) never changes.

Identity and time

Publication numberOT-2026-000036167 · never reused
Internal UUID01a0ae77-01ce-76ec-ac32-91bfc984fd0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036167
StatusPUBLIC

Content hashes

Canonical text45c74b8ca39f8252d748f098e8aacbd6bab1d52e414f08f3854bced9262d3ccb
Markdowne584def9c0351d4250020ba7b8afe1731ec8d2ae225f065bbe7459670c0e9b80
PDF
Publication page134852083e4df5a2688bd4ba9278bcf09a535a01554137b1666cc81cb98aea2a
Manifest449535e568fc15ce8c766f3455c4f5161397cc928911399963dedc0b0299ad72

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature/CkKvcKRxZVrFCQyfQcAWfcHAEjf06di5x+CL2RaKPArVeGEal/m5l/RA2YYutgo4WYNiWDexZ66FE3R8XPZBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:23.711884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036167
observed 134852083e4df5a2688bd4ba9278bcf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:23.694132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036167/manifest.json
observed 449535e568fc15ce8c766f3455c4f516...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:23.675912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036167/publication.md
observed e584def9c0351d4250020ba7b8afe173...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:23.655340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036167/publication.txt
observed 45c74b8ca39f8252d748f098e8aacbd6...
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 archivePending 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 packagePending Custody packages are produced weekly.