OpenTechnical

OT-2026-000015964

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, 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-2026-000015964) never changes.

Identity and time

Publication numberOT-2026-000015964 · never reused
Internal UUID01a0ae6e-0c4d-7549-accc-e96b838a9082 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015964
StatusPUBLIC

Content hashes

Canonical text74add958f16817e0f8fc3af4ed0c1e8e9f39bfbf20d22f7fa2416e51183bcfdc
Markdownfe6b823efd6b4c949c2767f321350f91a19776e2dcec1649a8b49961b2d9f9a5
PDF
Publication page16b5e8873547d1851802723ae4ca22e6b6a921d683a0edbb41bc490ebd18ee08
Manifest4b0009062a9990b1a1cffae1de5e7111acbccba1dbf9e3face8a4599a19d68fe

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
Signature/3wg3bgl5p6mXrFEaH8LBW+IBxlpEu1C8YNXCLw67HLsz4FXggRUM3FKBRTq05qBz/nY39uEuAglvRKv0JziDA==
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

2026-09-17T12:05:27.595828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015964
observed 16b5e8873547d1851802723ae4ca22e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:27.569357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015964/manifest.json
observed 4b0009062a9990b1a1cffae1de5e7111...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:27.541935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015964/publication.md
observed fe6b823efd6b4c949c2767f321350f91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:27.513346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015964/publication.txt
observed 74add958f16817e0f8fc3af4ed0c1e8e...
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.