OpenTechnical

OT-2026-000080340

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented after 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-2026-000080340) never changes.

Identity and time

Publication numberOT-2026-000080340 · never reused
Internal UUID01a0ae96-7e77-7bbf-9a55-4ecc158c8093 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080340
StatusPUBLIC

Content hashes

Canonical text3f7f410b6520f4b2cdecb653ae7a84a463883c5a209b42dda1a5974dc0a1c429
Markdownab6316df3f6c86c32625574882fbd0df0e9731255b650fb6d9276b995de45e26
PDF
Publication page327082fe0506cfd14b8c09fdef1e627a5d9bf11a8e3d788177aea67735c62d0f
Manifest523167eb8ed230df5646239399fa856e2db1792515e5b4170326e7db654712f3

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
Signature4gN6IOFNtuSuM8zfYMi3lCDNNOF4rLTC+vOYiBuxzBmIRTxfwLGIbq7Fo7IE06juDxBlaPyY5Jo2cXBlp+kjCg==
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

2026-09-17T10:02:49.168805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080340
observed 327082fe0506cfd14b8c09fdef1e627a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:49.148834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080340/manifest.json
observed 523167eb8ed230df5646239399fa856e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:49.130670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080340/publication.md
observed ab6316df3f6c86c32625574882fbd0df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:49.113034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080340/publication.txt
observed 3f7f410b6520f4b2cdecb653ae7a84a4...
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.