OpenTechnical

OT-2026-000094505

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000094505) never changes.

Identity and time

Publication numberOT-2026-000094505 · never reused
Internal UUID01a0ae9e-f4e9-722e-a07d-c461d126afb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094505
StatusPUBLIC

Content hashes

Canonical textb44e4710bad12eb668009f27849f18c4dc2bf0783f912b2498bd33803f8fd7bf
Markdown4de0b6196233df2cf7cf9ef48a6e47a2e7c42c8da2bd1b9cefc0046affe4e8b8
PDF
Publication page2c1a0b53177b34eaad3c642f323a5c454611559115cf5e7c191b0dffbd3cf0ea
Manifestd751a9c0e0573af2b74b4dbca21bba8f8e462481f89262a8b97a743f99578bb9

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
SignatureXkea8ROz3II4VXSbkBopuIAhKOZYPWHQjBZ/PKFGdFtFFz21o/ufbbdkU2pQHsEAnSqEzSTmKG7ZfexA8wLGCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:56.222087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094505
observed 2c1a0b53177b34eaad3c642f323a5c45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:56.204804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094505/manifest.json
observed d751a9c0e0573af2b74b4dbca21bba8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:56.185536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094505/publication.md
observed 4de0b6196233df2cf7cf9ef48a6e47a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:56.166166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094505/publication.txt
observed b44e4710bad12eb668009f27849f18c4...
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.