OpenTechnical

OT-2026-000079229

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, 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-2026-000079229) never changes.

Identity and time

Publication numberOT-2026-000079229 · never reused
Internal UUID01a0ae96-0b8f-7055-a085-04ad4bb77c68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079229
StatusPUBLIC

Content hashes

Canonical text18cc83b276c0ca70986eda21ff5e433b782557e4607d73582cee77922030d738
Markdown1f9d2dfbe55506f69b216764317e9d0ad9b608b754d26d697897117a422cbea3
PDF
Publication pagee9775c6e26ac41898edaa192f617334a0bf7a5af22b621e07a1174561a14221b
Manifest5a8bbf5180b0daf15d082b2bc1466e81fe0ac0fcfcab21c03d25a78e753d9a80

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
SignaturenSWQHU1fbJbBMO9dpykfcXGD+5OdfcULQRSGdX6lJw+DuWjGjCioH0EC/D2c8SvMxATg+F1hXu34Hp5M5CdXCQ==
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

2026-09-17T10:04:49.238553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079229
observed e9775c6e26ac41898edaa192f617334a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:49.221916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079229/manifest.json
observed 5a8bbf5180b0daf15d082b2bc1466e81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:49.204355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079229/publication.md
observed 1f9d2dfbe55506f69b216764317e9d0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:49.186404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079229/publication.txt
observed 18cc83b276c0ca70986eda21ff5e433b...
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.