OpenTechnical

OT-2026-000096972

Publication integrity record

Three cup vacuum gripper, three zone face, three stage ejector, supply line pressure sensor, sustained 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-2026-000096972) never changes.

Identity and time

Publication numberOT-2026-000096972 · never reused
Internal UUID01a0aea1-01c8-757c-b530-e3bed0203a95 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096972
StatusPUBLIC

Content hashes

Canonical texta4db05de89b59a983e2402657db12832caa2ac0a8c6ce5411015030d8b44f1fd
Markdownd7761817515064da3e1ac1010efb7142259d9417f39320fc24ded75b3de94b97
PDF
Publication page475a097b7af8ac6f3e70609c68ca689d53c585c98c53de7bd989793233619a28
Manifestb3f812716ee4fd2c4c5f9fa8d8ecf91266c96194d52b20f9c0a62bb521c53fce

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
SignatureZF+VUJcD55vjqez+BI/rtqX+1TtVHTIq+NScB6K919LwN9w6BjxBktRzm8SRcYqGrPyWkME9M0ePZtbxcK4lCQ==
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

2026-09-17T09:10:22.884593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096972
observed 475a097b7af8ac6f3e70609c68ca689d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:22.861527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096972/manifest.json
observed b3f812716ee4fd2c4c5f9fa8d8ecf912...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:22.843390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096972/publication.md
observed d7761817515064da3e1ac1010efb7142...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:22.697548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096972/publication.txt
observed a4db05de89b59a983e2402657db12832...
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.