OpenTechnical

OT-2026-000076906

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000076906) never changes.

Identity and time

Publication numberOT-2026-000076906 · never reused
Internal UUID01a0ae94-b070-7d16-b3f2-eaa6c8712e48 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076906
StatusPUBLIC

Content hashes

Canonical textc4dcf4e5efb057a2c4a1ba97e76a4e395e7d4ee2bc97da2ce26446ddf4e65891
Markdownd11dfc76e60d53bac08560413270d03f71fdddcf3bc76aaf4698a2368f1a38ff
PDF
Publication pagebe202ae2517e5f66a42bed66aa51432277df2e1ae4cd10a3cefa5e68e42a98d2
Manifestdb5578bbbc0374728810d797b449753e589e7c6eea2a446ef31b06dc0eb4b97d

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
SignatureN3m7AhlOscFN1S1UVjaIZiKQKosiyJzXKoXPDqmPblmIgrtrESRbhCVaJzkwve2FzMVHuOGjlkbWdmjieexTBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:09:49.049694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076906
observed be202ae2517e5f66a42bed66aa514322...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:49.029816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076906/manifest.json
observed db5578bbbc0374728810d797b449753e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:49.008707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076906/publication.md
observed d11dfc76e60d53bac08560413270d03f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:48.988603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076906/publication.txt
observed c4dcf4e5efb057a2c4a1ba97e76a4e39...
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.