OpenTechnical

OT-2026-000044427

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000044427) never changes.

Identity and time

Publication numberOT-2026-000044427 · never reused
Internal UUID01a0ae7c-39d7-7735-b408-3c451ddd4b0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044427
StatusPUBLIC

Content hashes

Canonical text8b03e4eb8054da3e4d56050f440da2f8548b6c32b3c18a97469ad78feb641ba5
Markdown473202ba5feaa7689f9b43fa63231fd24e89bc55f40048a899856adbdaf03a4f
PDF
Publication paged907d370f107dbeae0efc52dc2b0a0af2c6c159787da91ac8f87a0edcedd5db3
Manifestc1f43e90c85bcc1a8c92af0599971245103a64b4308c2e4787d475bfc04ce7a6

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
SignatureXs9KS1Z7Qg793sJ+qddx63idvy6d2Ivfv/T3yV2fY3C5DCLwyud2aRjuW1oqCOArd+eOLfZV53VS50Cwo1N8Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:30:44.293170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044427
observed d907d370f107dbeae0efc52dc2b0a0af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:44.273894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044427/manifest.json
observed c1f43e90c85bcc1a8c92af0599971245...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:44.251113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044427/publication.md
observed 473202ba5feaa7689f9b43fa63231fd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:44.227648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044427/publication.txt
observed 8b03e4eb8054da3e4d56050f440da2f8...
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.