OpenTechnical

OT-2026-000037584

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000037584) never changes.

Identity and time

Publication numberOT-2026-000037584 · never reused
Internal UUID01a0ae77-b8cf-776a-babe-8a7d0f708e1a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037584
StatusPUBLIC

Content hashes

Canonical textd7f5ef029ff96a9c01b28a89b9aa912fa1c34b0d8853f04964579187fab28856
Markdownb890a855052f1d14f975de40c7a322059239e3d0b055f4c0a8e0fc6c55f652c7
PDF
Publication page455e954bdc8cb6619797189acaed3e27fb4a689b4484497c99011bd7b49f3212
Manifest44efe33499eec68374db25651f90b0400a0e5b6d6a7ee952177800d08013c190

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
SignatureoWd7xXqvCGJj6i6hNFCH6FY9thEd1JuQ5ZK9xLGIiRGp9O0PheQRIKOlHMQI7sNLW7tCpJcZvvJjKITrCm4GDg==
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

2026-09-17T11:24:08.031369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037584
observed 455e954bdc8cb6619797189acaed3e27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:08.013592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037584/manifest.json
observed 44efe33499eec68374db25651f90b040...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:07.995931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037584/publication.md
observed b890a855052f1d14f975de40c7a32205...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:07.976608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037584/publication.txt
observed d7f5ef029ff96a9c01b28a89b9aa912f...
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.