OpenTechnical

OT-2026-000079031

Publication integrity record

Foam pad vacuum gripper, three 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-2026-000079031) never changes.

Identity and time

Publication numberOT-2026-000079031 · never reused
Internal UUID01a0ae95-ccbe-7a4f-88a8-686e258efeb0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079031
StatusPUBLIC

Content hashes

Canonical text3c4273b40bb1b901ee1cea34b904ee72a634c67e72b5314415d4602d4f57d8b8
Markdown14e0dafc7853331b8ae3769ae12bdeebf6bb9f22eb3f6ffd789644f4668b9afd
PDF
Publication paged51202524d9155411e0732bb605e93d7fcd6ea03a6fac3b9c76982b5504e16de
Manifestb3b4dc16db488548d65c1af722bfa5c601024da1b278d09b076ce426a057d591

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
SignatureupSJx00tZpUjalnw66ASJs+VINmF6CK2i7yqB2PTmJ8quIZY3xq4orH3Ud5UBH3/IP0PfnV2fG7VyQvsUIY6BA==
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

2026-09-17T10:05:52.213049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079031
observed d51202524d9155411e0732bb605e93d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:52.193897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079031/manifest.json
observed b3b4dc16db488548d65c1af722bfa5c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:52.175564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079031/publication.md
observed 14e0dafc7853331b8ae3769ae12bdeeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:52.156864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079031/publication.txt
observed 3c4273b40bb1b901ee1cea34b904ee72...
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.