OpenTechnical

OT-2026-000078865

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single 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-2026-000078865) never changes.

Identity and time

Publication numberOT-2026-000078865 · never reused
Internal UUID01a0ae95-ccbd-70c4-ba3a-6b7b05190c3c · 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-2026-000078865
StatusPUBLIC

Content hashes

Canonical text86b5ab452571f8860fd2346df67b5ced4fb1c5acc16d30261410fbbc4af81131
Markdownf67b5a45bcd3e46c98ca26ecaf811357ec0a4ced9b335f7111c65acc9b112bc1
PDF
Publication pageffde967d0016c7b189e10a335ada90484b5778ca832210b00378e50cb0b63491
Manifest71498b721badf05d729aabeaefd07478909c36ab722d38bf4fa06371c94aadf1

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
Signaturez6QFus4174XtXh7vMPZ47w98GCqrpRbUQ0v9Eqd6IPiXfot4TY69IOSOUVJ26zgrmvml/cX0wcmD40qcJRgIDA==
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

2026-09-17T10:05:39.924587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078865
observed ffde967d0016c7b189e10a335ada9048...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:39.905794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078865/manifest.json
observed 71498b721badf05d729aabeaefd07478...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:39.887370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078865/publication.md
observed f67b5a45bcd3e46c98ca26ecaf811357...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:39.869792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078865/publication.txt
observed 86b5ab452571f8860fd2346df67b5ced...
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.