OpenTechnical

OT-2026-000012349

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, pulsed blow-off 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-2026-000012349) never changes.

Identity and time

Publication numberOT-2026-000012349 · never reused
Internal UUID01a0ae6d-39f6-77ef-8b20-e12dccd18583 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012349
StatusPUBLIC

Content hashes

Canonical text0c69f9aba6d832e98af32925e4da6985e1958ca5ccb6bf6d85bd32612e8f9e62
Markdownc3748055ecea442e481f76681d2b03836b85d73cd8a7111462edaf665d4f0392
PDF
Publication page2aa9a11e70d0fad2b7cf9cfb0222d798196d11b6abfe5dc8a5f810f006abac54
Manifestfbe0c9959bb31bcbad78964626632ac9053ab18251a33b69d179786d0aadf30e

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
SignatureDqNVoXuOrN9I2304VoZ/tGRXac9JrnNyuzX1oJr5DSpnb8d9bUXna7kOIo0VRKTOFDA/KfBDiVi7hYBr+PsrAg==
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

2026-09-17T12:11:49.852052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012349
observed 2aa9a11e70d0fad2b7cf9cfb0222d798...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:49.831862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012349/manifest.json
observed fbe0c9959bb31bcbad78964626632ac9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:49.813739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012349/publication.md
observed c3748055ecea442e481f76681d2b0383...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:49.796264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012349/publication.txt
observed 0c69f9aba6d832e98af32925e4da6985...
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.