OpenTechnical

OT-2026-000016235

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, single 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-2026-000016235) never changes.

Identity and time

Publication numberOT-2026-000016235 · never reused
Internal UUID01a0ae6e-2d11-72a9-8cfd-0aa04beb2a85 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016235
StatusPUBLIC

Content hashes

Canonical texta52dd676c7ba59330cd7fb7384775c6849b49debd5b74f590f0c1c758b3de0bd
Markdownaca6ec0dd8eb0e0b65f61dc88609e7efa7463dec355c1593ff6477e6066cbd38
PDF
Publication page4bac9686fc0ee1ec44e0991073445c175e1c0484010a3bbf870271157a060787
Manifest9cba5e54678f2537936e5e1080d6dbe0304744c75ea8075cd9afe8c65d2bbf7e

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
Signatureu9/CKAEVD5V7SPP7aHQEqn2J/OqWXaaDeybyT6NhDujWHeuRbTX6X1HgvmsInHCV9DkiMWayNmDnneTjaEyEBA==
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

2026-09-17T12:03:42.154518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016235
observed 4bac9686fc0ee1ec44e0991073445c17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:42.138613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016235/manifest.json
observed 9cba5e54678f2537936e5e1080d6dbe0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:42.121571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016235/publication.md
observed aca6ec0dd8eb0e0b65f61dc88609e7ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:42.104021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016235/publication.txt
observed a52dd676c7ba59330cd7fb7384775c68...
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.