OpenTechnical

OT-2026-000017414

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000017414) never changes.

Identity and time

Publication numberOT-2026-000017414 · never reused
Internal UUID01a0ae6e-76c9-7f58-a3e1-2fb5e4bb294c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017414
StatusPUBLIC

Content hashes

Canonical text64bd02f31aaff1e97ea3001cc2fa8a6a6541d3364dd4913997b13174c11804d7
Markdown547533f4496f2b039d975e321093d8fb01f2f42f7ff386e9143a4f6aeb82bd6b
PDF
Publication pagef0ae27a7af33544d4d3ecd8f977056b976a9c445ba4368a21d8b0fec9142cbdd
Manifest63306fd77190fc040b6ffa2d5964bcce6acde3a5a0ca4ff407a8951c7738997c

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
SignatureQWWeitfIMc6Ts3VpUzo0GNWhAsuDBv403q8cWYqeqqbUmF/jFYkGoEHDSKd4jdwls2TFVMnzyO4ylQjIHU++BQ==
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

2026-09-17T12:02:32.541730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017414
observed f0ae27a7af33544d4d3ecd8f977056b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:32.523602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017414/manifest.json
observed 63306fd77190fc040b6ffa2d5964bcce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:32.506159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017414/publication.md
observed 547533f4496f2b039d975e321093d8fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:32.472490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017414/publication.txt
observed 64bd02f31aaff1e97ea3001cc2fa8a6a...
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.