OpenTechnical

OT-2026-000041226

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, sustained blow-off after 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-2026-000041226) never changes.

Identity and time

Publication numberOT-2026-000041226 · never reused
Internal UUID01a0ae79-b143-7a58-80cc-0e9049302f06 · 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-2026-000041226
StatusPUBLIC

Content hashes

Canonical text4d320148277f764b7451742a56869f80d2b54ed9e302684b1a846b22a21605af
Markdownfdc35a197901ad31b4a04c2cbfeb473cc1b7bd79d23129617b04d1a0459e5931
PDF
Publication pageba6e3cd39d857c1f9a40b9714ea23c78dfbc141a2539ef0befa3493c5e8314a9
Manifestf2879cd676e0d001c15cd2f3808cd413aceb33bdc4c5ffd9687a7099a81e5bd7

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
SignatureYiPsDjnOFNp28K6sKiN8LRBOfN9DMe/1FGA7aRNGrfkejp+lPcTkM3R4D7+hZNp4g+BAEVlZIL5AgKJ+qmhUCA==
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

2026-09-17T11:17:11.384853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041226
observed ba6e3cd39d857c1f9a40b9714ea23c78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:11.366101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041226/manifest.json
observed f2879cd676e0d001c15cd2f3808cd413...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:11.347716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041226/publication.md
observed fdc35a197901ad31b4a04c2cbfeb473c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:11.329974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041226/publication.txt
observed 4d320148277f764b7451742a56869f80...
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.