OpenTechnical

OT-2026-000010284

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000010284) never changes.

Identity and time

Publication numberOT-2026-000010284 · never reused
Internal UUID01a0ae6b-cb7b-7e4f-b981-8b3c7eb2dba3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010284
StatusPUBLIC

Content hashes

Canonical text43ab2cced29e6794046d7d17c8a98391fe372ed0111f6cb6330093eaa91ab0c6
Markdown34b062965c960426b9eeaa5d703394f5418b4cdfba3dfbbf1ed2ee9891d44ffa
PDF
Publication page8215b6dacd76337d6d2548cca5139c621055454062cacac696121086fb23d0b4
Manifestf1a122a8c58713621e88327bf474ba546ca3ebfd00b140c0dd26df320fa9b762

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
SignatureYuhSnDkRE273VOZRSz/q37A5/h3tiPM6mBx4vrCO13MR0DaGbwFTyEJS+mK2Go7rnyKxVJT5Eao/YLlzjIFpDg==
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

2026-09-17T12:16:30.786769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010284
observed 8215b6dacd76337d6d2548cca5139c62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:30.768768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010284/manifest.json
observed f1a122a8c58713621e88327bf474ba54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:30.749459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010284/publication.md
observed 34b062965c960426b9eeaa5d703394f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:30.731717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010284/publication.txt
observed 43ab2cced29e6794046d7d17c8a98391...
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.