OpenTechnical

OT-2026-000056494

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, supply line 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-2026-000056494) never changes.

Identity and time

Publication numberOT-2026-000056494 · never reused
Internal UUID01a0ae87-7af4-7b59-b561-94a1ae4b619e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056494
StatusPUBLIC

Content hashes

Canonical text0808d2d7da9b08c204aef443b21ea6883b638f0588f1dbc0bddaeff0c3438553
Markdownd9bf550b4f2fbb7afedfa0bc12815001260f9316ec51dc19a44b746a4ecdd96f
PDF
Publication page3b73150894cec58bf30054f07c504f08eafb7528cd52e5dca28c9c23454c284d
Manifest8fa45f248465788f3fd0b56b71b85b78dfef85cc619df10f7db0d0b4dc6d84d0

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
SignatureBKmneB/OAQQyIa/wDTNKc8FP7gls933DmCJ0ECs9rXGvGSuNeD9ZY6HFFkhYloTQPRtsGeCPvcV5PKhjXCdSBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:49:48.667440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056494
observed 3b73150894cec58bf30054f07c504f08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:48.651054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056494/manifest.json
observed 8fa45f248465788f3fd0b56b71b85b78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:48.634262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056494/publication.md
observed d9bf550b4f2fbb7afedfa0bc12815001...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:48.615839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056494/publication.txt
observed 0808d2d7da9b08c204aef443b21ea688...
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.