OpenTechnical

OT-2026-000010072

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, vented 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-2026-000010072) never changes.

Identity and time

Publication numberOT-2026-000010072 · never reused
Internal UUID01a0ae6b-cb7a-7005-8cd0-4ca5b944761b · 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-2026-000010072
StatusPUBLIC

Content hashes

Canonical textebe6a3715083091ef787fcfc68a42a1fbe365a6c15acff980a36333470585964
Markdown398a0c8eaac002698b68fcc6f40fe85e4bbf5f8e2ea79357bdd6f4815215bc37
PDF
Publication paged226d8e8284fe7a716fd8ae6a6724b632be2dd549292419517a609db27719db2
Manifest30fc28d8cadf297179bd5d28a14a1be74c39b7c9aafc041641b34a80a307ede1

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
SignatureSOZXj49YoMbu1/Ep7uU+fRRb1JAdboXpEhHv8SOATauRgkktD5idZWQ/xZCPEubC5noTKltTFL4sOhtmhdJXDg==
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

2026-09-17T12:16:08.908392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010072
observed d226d8e8284fe7a716fd8ae6a6724b63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:08.888171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010072/manifest.json
observed 30fc28d8cadf297179bd5d28a14a1be7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:08.867846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010072/publication.md
observed 398a0c8eaac002698b68fcc6f40fe85e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:08.847794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010072/publication.txt
observed ebe6a3715083091ef787fcfc68a42a1f...
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.