OpenTechnical

OT-2026-000067086

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000067086) never changes.

Identity and time

Publication numberOT-2026-000067086 · never reused
Internal UUID01a0ae8f-14fe-7266-a2f4-eaa5272483ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067086
StatusPUBLIC

Content hashes

Canonical text3ef66c9208c7af11753a1d9fdd99c1451f2715e97918d68883ff5be500ffe90c
Markdown756aa1a272685872b0f1b299a6e53dde48651742e9dbc76e2d1b3ee60748eb1b
PDF
Publication page9a8ef75fdcf398ff7a58585938b829faa0a9944738188843a6a7b546e0b3319f
Manifesta12fe5b988c7fd982044c2982b99a424728eaa5cbe84df92e3d1ed67011413c3

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
Signatureyp1Fq8I7WsqZZpGQgO4NUb81/SZvpP18yLPJ+0B3C8mL/9edJJ8hiWKN6EnA7RTlHgU8K+zt1FukTtxn8xWxCg==
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

2026-09-17T10:32:21.043894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067086
observed 9a8ef75fdcf398ff7a58585938b829fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:21.024801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067086/manifest.json
observed a12fe5b988c7fd982044c2982b99a424...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:20.996910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067086/publication.md
observed 756aa1a272685872b0f1b299a6e53dde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:20.972310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067086/publication.txt
observed 3ef66c9208c7af11753a1d9fdd99c145...
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.