OpenTechnical

OT-2026-000014559

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, single stage ejector, pulsed blow-off before 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-2026-000014559) never changes.

Identity and time

Publication numberOT-2026-000014559 · never reused
Internal UUID01a0ae6d-b27b-75b4-bd1b-b1b8c87bbf67 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014559
StatusPUBLIC

Content hashes

Canonical textf0199b42106e509c3cafab0d0b6a7111936f1809859b933ceed0e1e6b398004f
Markdown65630dfecd2cc85e7c575fcb1ef201ef754c28b426bacb201ad964a82c727a65
PDF
Publication pagee1ccfb1d2ab7210c21deb7ee8f8293914c76e0ae5d7d492ce3f099622d1cbd47
Manifest2771c13cf886e18aaa2d2bc82d169fd92539ef89b4fe86a5641a2bf3b01f85a3

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
SignatureG0UkN0kRNF2hSpP10qqbgoubOpAorl1tnL0torlqiZTMKtT7pqxMfbgMdqpu/A93q9PKFqA3kQIreww2Ba3mAg==
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

2026-09-17T12:10:26.219758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014559
observed e1ccfb1d2ab7210c21deb7ee8f829391...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:26.195977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014559/manifest.json
observed 2771c13cf886e18aaa2d2bc82d169fd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:26.178017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014559/publication.md
observed 65630dfecd2cc85e7c575fcb1ef201ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:26.159246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014559/publication.txt
observed f0199b42106e509c3cafab0d0b6a7111...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:27.842852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014559
observed e1ccfb1d2ab7210c21deb7ee8f829391...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:27.824659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014559/manifest.json
observed 2771c13cf886e18aaa2d2bc82d169fd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:27.807171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014559/publication.md
observed 65630dfecd2cc85e7c575fcb1ef201ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:27.789185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014559/publication.txt
observed f0199b42106e509c3cafab0d0b6a7111...
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.