OpenTechnical

OT-2026-000033761

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000033761) never changes.

Identity and time

Publication numberOT-2026-000033761 · never reused
Internal UUID01a0ae75-a390-704e-8c28-15f8ddb2d1c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033761
StatusPUBLIC

Content hashes

Canonical text82e6b0135ad4972091817effadd96035dadd8541bdbb7049353d954bda1b9ead
Markdownb448f97d6b895d5df78e0b8261e028ce466581151710de7b07a402be381d2db0
PDF
Publication page2398ec6e9f14c3828f7609bdc686fe0385e8333997029aadf935e3dfff50ad92
Manifest49ad572449bc6672cc4c0362efa7176133d9dc6d5d70aeaad3ed0e0517ecbe55

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
SignaturezoqwCkbb0/HmheD/LeVK086AGZ70eFXxI5mkYv1Dvub4dlrueiRDh22zaOwFQnd3scCt1fh/gaGMzZlXnwrMDQ==
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

2026-09-17T11:31:47.508516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033761
observed 2398ec6e9f14c3828f7609bdc686fe03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:47.491403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033761/manifest.json
observed 49ad572449bc6672cc4c0362efa71761...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:47.473321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033761/publication.md
observed b448f97d6b895d5df78e0b8261e028ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:47.449374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033761/publication.txt
observed 82e6b0135ad4972091817effadd96035...
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.