OpenTechnical

OT-2026-000036287

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three 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-2026-000036287) never changes.

Identity and time

Publication numberOT-2026-000036287 · never reused
Internal UUID01a0ae77-01d0-7e79-8691-f9cf2764d88a · 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-2026-000036287
StatusPUBLIC

Content hashes

Canonical textc898038a8623d39505dcabd29210f1464ac5d033a06a670298fb01593a0bdee7
Markdown65a93782e36c3da22bff0d10c44b437727cd3a115d8e3cbe2c61526aa5b723b6
PDF
Publication page385ecda50e0e2743d616d9c75486d2e6a3d1585b09c8dceff94b7f651b71808e
Manifestd5a322e8748470dabb240a07c9e7b1cec993a67086a9b933a6f456b24c5d182b

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
Signatureaqwi+q/S0ZwgBcUSw/oe/Ql33hA9ZTZUDcRPPt/sRsQjqMZaoGufikMCtfK1MmfIbSoMHprII1cEV08jNvEuAg==
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

2026-09-17T11:26:33.142812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036287
observed 385ecda50e0e2743d616d9c75486d2e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:33.124608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036287/manifest.json
observed d5a322e8748470dabb240a07c9e7b1ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:33.105809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036287/publication.md
observed 65a93782e36c3da22bff0d10c44b4377...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:33.084222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036287/publication.txt
observed c898038a8623d39505dcabd29210f146...
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.