OpenTechnical

OT-2026-000016737

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000016737) never changes.

Identity and time

Publication numberOT-2026-000016737 · never reused
Internal UUID01a0ae6e-5918-7148-a5b8-1701f3087cd4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016737
StatusPUBLIC

Content hashes

Canonical text0bcbf7e315cb8efcbc219cbee41723e4b985b826b0d0b9fb4613dba85afbc483
Markdownb0c6ef306d136efeb00a4c7398576809a983d17228755853cc2dd760ee0f434f
PDF
Publication paged0409b03d431fa81799b193477ca5f83f2ef9a8c96207a05701ed069558e3920
Manifest79e16495c11cc1710de3d9c3742c7645ad02b2b2be151ba5df5e05c4f78df933

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
SignatureZBJdySdnNe7UOBOz2Fy6/4wKz3R01cBZuAWk/Stj3JZaYX8coMIA3UGvxKIJZCgH5wxyCHEZsl1YQsiiQ0V+CQ==
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

2026-09-17T12:02:58.130791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016737
observed d0409b03d431fa81799b193477ca5f83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:58.116236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016737/manifest.json
observed 79e16495c11cc1710de3d9c3742c7645...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:58.099029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016737/publication.md
observed b0c6ef306d136efeb00a4c7398576809...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:58.078634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016737/publication.txt
observed 0bcbf7e315cb8efcbc219cbee41723e4...
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.