OpenTechnical

OT-2026-000076296

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000076296) never changes.

Identity and time

Publication numberOT-2026-000076296 · never reused
Internal UUID01a0ae94-6a70-73c6-baad-962ad4df4504 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076296
StatusPUBLIC

Content hashes

Canonical texta75f45c6269eb5d4d22febebf2aa4bbd23508237197fe9378e936e770af7b47c
Markdownb4dd4289ac5686813a17197a957788eacff1aef44697009b07e72792c130866a
PDF
Publication paged574309f7cbf33abb7d2d8df240e9f7f641bfc537244cef7264e7c963672f524
Manifest0a6434d8fb20d51eb18e7de4ebb3e82bb1b15e41b6bd1de4ad510921a8e847b4

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
SignatureOfuliElEYiCvq8G4pcrO+udGwnKx743vJcYLhrYMeBHeLhkRifFxMmuycx3R/W8k1CgTti2Lf0Ndabkun3HlDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:12:06.785554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076296
observed d574309f7cbf33abb7d2d8df240e9f7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:06.763628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076296/manifest.json
observed 0a6434d8fb20d51eb18e7de4ebb3e82b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:06.744374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076296/publication.md
observed b4dd4289ac5686813a17197a957788ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:06.721866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076296/publication.txt
observed a75f45c6269eb5d4d22febebf2aa4bbd...
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.