OpenTechnical

OT-2026-000033292

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000033292) never changes.

Identity and time

Publication numberOT-2026-000033292 · never reused
Internal UUID01a0ae75-897f-74a8-b628-e1de91d48f25 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033292
StatusPUBLIC

Content hashes

Canonical texta033010217b54b6595ed5fa561c245e6f3c333490492420fa5b6f453a377ee4d
Markdown9de1bf6e621804288d8cde02323eccbdcccede9ed498706e36db6ca299a92d9f
PDF
Publication page79ea7f84332e7bc3f83e3e7464632e05c744052005c17e8275abf94fb6cafd22
Manifest6c6c769c1abb50dedff0ff089e1a3a0baa7b30a3a450b4fd369541a0d53ce4be

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
SignatureqiZgtn1cnPtPxgGianNumnWB4mvpB7FGXmvU/AIYRLj/dzljA8h/lkrl/iGcbnJJoq7ulul35mYlekFsxNaNCg==
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

2026-09-17T11:32:02.176750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033292
observed 79ea7f84332e7bc3f83e3e7464632e05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:02.161592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033292/manifest.json
observed 6c6c769c1abb50dedff0ff089e1a3a0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:02.143658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033292/publication.md
observed 9de1bf6e621804288d8cde02323eccbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:02.126158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033292/publication.txt
observed a033010217b54b6595ed5fa561c245e6...
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.