OpenTechnical

OT-2026-000008333

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, two 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-2026-000008333) never changes.

Identity and time

Publication numberOT-2026-000008333 · never reused
Internal UUID01a0ae6a-e469-7af6-8c9a-b6966b85a1e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008333
StatusPUBLIC

Content hashes

Canonical text3ecf28505a90fd9cdb73815e254eed30950ff26c6ee4d36cfd4bb23d47fe621c
Markdown367b08a06960f20b40614d3b3f176c38b5ad40e62fe032369a0d751cb2b9a8ad
PDF
Publication pagead99f9ed2cec010824d9b21ea7c8f8c3556a6b196151119282de393ffbc125ac
Manifest355f86552615dd1014dc0b75251327ca7e418c54cafb1735adda5f5e06775c09

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
Signature7xwE0AMuj2YZGm4vKhj7Rzi+eI6CItLlYcQNHyWWEL2lhktgXRQoDUoi0BXqHs0yPu2Ufzy4t53Sb1F96IyFCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:08.840030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008333
observed ad99f9ed2cec010824d9b21ea7c8f8c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:08.820328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008333/manifest.json
observed 355f86552615dd1014dc0b75251327ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:08.802979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008333/publication.md
observed 367b08a06960f20b40614d3b3f176c38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:08.784177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008333/publication.txt
observed 3ecf28505a90fd9cdb73815e254eed30...
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.