OpenTechnical

OT-2026-000017996

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000017996) never changes.

Identity and time

Publication numberOT-2026-000017996 · never reused
Internal UUID01a0ae6e-96fc-7413-96c2-7f8364a68409 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017996
StatusPUBLIC

Content hashes

Canonical text62ee034132c9e3aff7fcd487f17f315a751b14345fea5f8bc1c2525e44f128da
Markdown2b220148e26fe77d3c8d62d4286a1a74b7359e63191251f0dd0e1b64435c801b
PDF
Publication page83abda02afcff0049f0c3583f1847974a148cd1762a02f48cf1c943baf12a6e1
Manifest27d8e0edc2df9c63901673994160f718e28101846c6523f83d108f799d920889

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
SignaturejQRJ+d1DJ8uasJJo2MeoRGWfQCzlsZ9vDCUQ/zS9rkhbUB/5wl4rU/E/UND1f5NMWDafdaqKk8mFiFSB5j7HDg==
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

2026-09-17T12:02:01.116422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017996
observed 83abda02afcff0049f0c3583f1847974...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:01.096315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017996/manifest.json
observed 27d8e0edc2df9c63901673994160f718...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:01.079857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017996/publication.md
observed 2b220148e26fe77d3c8d62d4286a1a74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:01.063418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017996/publication.txt
observed 62ee034132c9e3aff7fcd487f17f315a...
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.