OpenTechnical

OT-2026-000045686

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000045686) never changes.

Identity and time

Publication numberOT-2026-000045686 · never reused
Internal UUID01a0ae7d-8f04-79fb-a23f-632140ace99c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045686
StatusPUBLIC

Content hashes

Canonical text59bec5d4a4e740d7879eb47ae9cc2b58871db65ac056f6820a8bec62b8c7f105
Markdown3b9e1421a5015f74bae759fbc5ed004a250f06be45cf585593bfcb593404f801
PDF
Publication pagee2fa2b12585129af2aff20052d49241e8f2b5c4d65e8b2091730525d483f9b7e
Manifestc27bf6ec0051906a836324c8fa437bd1d29d33f7441a4c80a167d76fe8093066

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
Signature3ZJb3YWrErl+A1qbcuacYf12K7S0z5ylRpwRqrP0Wqt0f1BPzBj1h6pcTgzM3TVVtln8MKUxyKcWQ2qVdUxVCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:09:29.275118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045686
observed e2fa2b12585129af2aff20052d49241e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:29.255461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045686/manifest.json
observed c27bf6ec0051906a836324c8fa437bd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:29.237144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045686/publication.md
observed 3b9e1421a5015f74bae759fbc5ed004a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:29.199855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045686/publication.txt
observed 59bec5d4a4e740d7879eb47ae9cc2b58...
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.