OpenTechnical

OT-2026-000100632

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, pressure sensor per zone, sustained blow-off 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-2026-000100632) never changes.

Identity and time

Publication numberOT-2026-000100632 · never reused
Internal UUID01a0aea3-66f2-7666-9bdc-1cf833cf97a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100632
StatusPUBLIC

Content hashes

Canonical text6ad5291dc6151e2fcbeac71919b6e7bbb49cc0358671f7117e2bd963e0b1d0af
Markdown4770851e6cdfa1496dcbb144dd01d10eef516c4de6ed595218882ef040b865b2
PDF
Publication pageef493102f909ca7c7e634b1247e4ada79f6fbe39efaea6ef59e653f642c5677c
Manifestd56c0ef37359b7251043e0ec18f56cbd8ff4e76c7276e3c3b95afdfc01756fe9

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
SignatureESiPRMMpKQAudnRnk7iWTJAoKKo+SbZscU/mSqYOvqAxQ1aOFDZeTQGOdvHDN6S1/sikNQgJx/aKxkrM6x/HDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:25.971905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100632
observed ef493102f909ca7c7e634b1247e4ada7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:25.954043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100632/manifest.json
observed d56c0ef37359b7251043e0ec18f56cbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:25.937172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100632/publication.md
observed 4770851e6cdfa1496dcbb144dd01d10e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:25.918888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100632/publication.txt
observed 6ad5291dc6151e2fcbeac71919b6e7bb...
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.