OpenTechnical

OT-2026-000015282

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-2026-000015282) never changes.

Identity and time

Publication numberOT-2026-000015282 · never reused
Internal UUID01a0ae6d-ef48-76a7-a500-e9e7b4de701a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015282
StatusPUBLIC

Content hashes

Canonical textfee4e3dd5027c932da9c82e7ef383af33309fc59deda54a190147a3a13ad20b6
Markdownc0c4170ddd6abce3bc4ff5aa2948fd75cd5fee1901033ba46967c36bc079e318
PDF
Publication pageb16e719a429e343b915df0601863c2ea665635227a5db83a0a3597f282c8326e
Manifestbb0c8a2bd02c6ef64faa72e0634a59af4b1175942d7ee91b986e3c35bdc741aa

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
SignatureAFJcNS8N05Q5bWHBJecqJT9p/HqiLGdnQkX4NjUQwPKxnxK4nVS23iqmKXAvqvqiJJ1h4P8jmlp61BrLtbL5CQ==
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

2026-09-17T12:05:57.981220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015282
observed b16e719a429e343b915df0601863c2ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:57.962496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015282/manifest.json
observed bb0c8a2bd02c6ef64faa72e0634a59af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:57.940254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015282/publication.md
observed c0c4170ddd6abce3bc4ff5aa2948fd75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:57.921027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015282/publication.txt
observed fee4e3dd5027c932da9c82e7ef383af3...
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.