OpenTechnical

OT-2026-000012956

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, pulsed blow-off before 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-2026-000012956) never changes.

Identity and time

Publication numberOT-2026-000012956 · never reused
Internal UUID01a0ae6d-5564-7165-963e-b6079c3ca29a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012956
StatusPUBLIC

Content hashes

Canonical text27e18e8d596a4df086fd32ac26c6513c2292abb2a015fdda40f56ea73f0de4c5
Markdown0b6225fd7531aa1d0a8ec3a8d25b2cb8e7424baf950f6649b12f426f86f9e39e
PDF
Publication page3272845c5474585617062314a8e1a6dcdfcd08e10d826c846cb2fb788a11ef2e
Manifest20ee8da789c1391482c42262aa551e0904dbe4e055a1810f08b6ce6b0dee50f3

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
SignatureQojooyISLW+u+7DaboC2Ey5s/XmrDCNfnrzM4eGq4Gaz8tAbm/AokmxkQYMmAkGQ97FZmD7erjpIulCKRCJRBw==
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

2026-09-17T12:10:45.804776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012956
observed 3272845c5474585617062314a8e1a6dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:45.787102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012956/manifest.json
observed 20ee8da789c1391482c42262aa551e09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:45.768158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012956/publication.md
observed 0b6225fd7531aa1d0a8ec3a8d25b2cb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:45.748002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012956/publication.txt
observed 27e18e8d596a4df086fd32ac26c6513c...
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.