OpenTechnical

OT-2026-000085874

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, single stage ejector, sustained 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-2026-000085874) never changes.

Identity and time

Publication numberOT-2026-000085874 · never reused
Internal UUID01a0ae99-e829-7e66-b49c-a13ff878e75f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085874
StatusPUBLIC

Content hashes

Canonical text6f3eb1edb7766aa1d747377f1a9fbd2663ba132ab71f5d1eeefa11a6eb7b369c
Markdown06f0b675e2d1e416b8652d7bfc14e1306bc9c2896b3242e7feab784c57b425dd
PDF
Publication page774cbf8d36a2aa6e1d475be5ab81beb5e4380bf706676a62de8cc3af52924258
Manifest0bc6a0bdc59fc8edf55f0195227fad4d2dfb8d2ffcb7fe9f4a3486d8d3c2203a

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
SignatureVG1XO25r57tUwg3zPMZhlyKalRChqaLQ68c5Jqn2Sem6xZTV9kG/w+/TtWqF1v93pnTa1sLGzmOsF9DjOub8CA==
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

2026-09-17T09:52:48.675180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085874
observed 774cbf8d36a2aa6e1d475be5ab81beb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:48.658363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085874/manifest.json
observed 0bc6a0bdc59fc8edf55f0195227fad4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:48.641145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085874/publication.md
observed 06f0b675e2d1e416b8652d7bfc14e130...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:48.622533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085874/publication.txt
observed 6f3eb1edb7766aa1d747377f1a9fbd26...
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.