OpenTechnical

OT-2026-000076799

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, 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-2026-000076799) never changes.

Identity and time

Publication numberOT-2026-000076799 · never reused
Internal UUID01a0ae94-b070-77ce-ad74-768797a8fe77 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076799
StatusPUBLIC

Content hashes

Canonical textd10632d5d5bad745fb8747a521c6a2d8d9247b3dbc210ccbec6bd33c5b2d6903
Markdownd00e926c46bbd236740320c5ebcedb0d3732eec8b90a4340bbf51cf9d46a30fb
PDF
Publication pagebbe134ba8135554609428cbe5bfe611f430d02a75df946579e19c11e4eeb07d9
Manifest8f6b8f1ed6d44be892c6c492cf69c33b0458e64deff51f931feaacfd615d7090

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
Signaturemn437jtQgddPhbCJoEPAYdMQYpMX76ylSfimh6fdmwfVET49tTY9PDvvXhYiCkfOahXKSjFGzaB7xaSjcrnBBA==
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

2026-09-17T10:09:39.940499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076799
observed bbe134ba8135554609428cbe5bfe611f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:39.920437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076799/manifest.json
observed 8f6b8f1ed6d44be892c6c492cf69c33b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:39.899703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076799/publication.md
observed d00e926c46bbd236740320c5ebcedb0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:39.820373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076799/publication.txt
observed d10632d5d5bad745fb8747a521c6a2d8...
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.