OpenTechnical

OT-2026-000041307

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, manifold 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-2026-000041307) never changes.

Identity and time

Publication numberOT-2026-000041307 · never reused
Internal UUID01a0ae79-b144-7996-8fa5-5d103720bbb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041307
StatusPUBLIC

Content hashes

Canonical texta0e6950415b0ebf359554988b1b9db1b9f5edcf4dc8ee5c3b1bfcc51c682069c
Markdownaf5d248b5a5747c20384110c1807e3978c6aca3b31dde4f061cac937645ed5dd
PDF
Publication pageac32f7637e9a7953e20b15e02407c1bdc4e8f20892229ba73acb10948b25101a
Manifest20569c3de1f5ef4d26bbb74f02fa28a6aad76665e8b909d5789ec0474381bcad

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
SignatureaFmwWUOGv1Epsu1C/VhE2wZ04tClv8ZaQw6fDe+rbdsDZMZVK2BqftzMOLv6AQuN2CNtQ/+lUWJ94vUPOXgmCA==
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

2026-09-17T11:17:17.541713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041307
observed ac32f7637e9a7953e20b15e02407c1bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:17.524872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041307/manifest.json
observed 20569c3de1f5ef4d26bbb74f02fa28a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:17.508050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041307/publication.md
observed af5d248b5a5747c20384110c1807e397...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:17.487170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041307/publication.txt
observed a0e6950415b0ebf359554988b1b9db1b...
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.