OpenTechnical

OT-2026-000101469

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, sustained blow-off before set-down, on a tool changer

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-2026-000101469) never changes.

Identity and time

Publication numberOT-2026-000101469 · never reused
Internal UUID01a0aea4-0e14-7de7-a837-b17231d4154a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101469
StatusPUBLIC

Content hashes

Canonical text0a9711ef464035810addf22ad19426ce583640dfe5dc8f387a98dcc70556139b
Markdown8759c47c9142bf6dfaeb847201dc7ce2be18f9a7f09f809c00cbc20e910828ff
PDF
Publication pageb7f05aeff3c7443be890d2fd1685edb6367c8e01479ef137c42326baca169b1e
Manifestea5af71bf5fe5817aa9f493a4e379a1f3bf4bf41412307b73eb0bfc1b6c21f3a

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
SignatureVN/PSZvNYRH7L/09wjPV5WtIzQ7zBmmYFba8NJywNjEyGA0Qo3aT/jDPQmAkNDbCCU+lwGkC96O/CydpapWfDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:02.986400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101469
observed b7f05aeff3c7443be890d2fd1685edb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:02.966720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101469/manifest.json
observed ea5af71bf5fe5817aa9f493a4e379a1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:02.946946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101469/publication.md
observed 8759c47c9142bf6dfaeb847201dc7ce2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:02.927639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101469/publication.txt
observed 0a9711ef464035810addf22ad19426ce...
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.