OpenTechnical

OT-2026-000067367

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000067367) never changes.

Identity and time

Publication numberOT-2026-000067367 · never reused
Internal UUID01a0ae8f-6bd8-7bae-97f2-cc39c90fa594 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067367
StatusPUBLIC

Content hashes

Canonical text2f9c0ee566be2d765ac8b4cd1a42d626e84b2f783255bfe1a653a08a7fa9797e
Markdown47c05055329518bdb338e399170a441d55941117ced3ed2ded056480841d2512
PDF
Publication pageb2bd5e08e252897e343084d48f1782a03e6d31ac72fd7f8448274a24f1e488cf
Manifestec9e684c1ae81db70d7689fedea43820f1384cbb84b145cdc8ecfea3a0603e2a

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
SignatureeRkuDn+L70CstaiU8Erxd5nAb7kyp142DDuiBhzisEqp2I40yHkcg2k1UC9NAWXYlO2hWkwcH6KbjriOpW1fCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:31:33.191734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067367
observed b2bd5e08e252897e343084d48f1782a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:33.173003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067367/manifest.json
observed ec9e684c1ae81db70d7689fedea43820...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:33.154881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067367/publication.md
observed 47c05055329518bdb338e399170a441d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:33.137042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067367/publication.txt
observed 2f9c0ee566be2d765ac8b4cd1a42d626...
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.