OpenTechnical

OT-2026-000051302

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000051302) never changes.

Identity and time

Publication numberOT-2026-000051302 · never reused
Internal UUID01a0ae83-2740-75e0-a070-c4b8ec196afc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051302
StatusPUBLIC

Content hashes

Canonical textaebcdfd7282634a7a48c0478ac5a998d5678e2138e8163d33299c5f6c838e80e
Markdownd8d48f16bff35bbb6c7e0e6231599c34e840ab3bfc13d1c16773db8c602db4f2
PDF
Publication page53e847a0b8c3f96c218916690f419c6010e303720de87ca9182036efd8b2400a
Manifest5468b8743b2423b8f56da1c156579e53adb76497c1c947f64e3267e3fd8377d0

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
Signature0+XbIhxKjugSt0uK7XmXmtYwrlvJwGJaRdnALajlh5BhJHHB8Zj5NzfTMB2A63/DVSHKGuctMvWynPRxSrHuBQ==
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

2026-09-17T10:59:06.946956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051302
observed 53e847a0b8c3f96c218916690f419c60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:06.927938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051302/manifest.json
observed 5468b8743b2423b8f56da1c156579e53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:06.904262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051302/publication.md
observed d8d48f16bff35bbb6c7e0e6231599c34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:06.884525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051302/publication.txt
observed aebcdfd7282634a7a48c0478ac5a998d...
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.