OpenTechnical

OT-2026-000102059

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, pulsed blow-off after 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-2026-000102059) never changes.

Identity and time

Publication numberOT-2026-000102059 · never reused
Internal UUID01a0aea4-50f2-7325-acca-3a9cd5c94dc1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102059
StatusPUBLIC

Content hashes

Canonical textacd11a1ccfa8f9b443a5b97d88ba0a8322351cee3ccf4ee564616e6e9f429849
Markdown3ad56ff4a65e23bbbbdcd701adfbb2a0151e2fc246790a282db2d04261a9460c
PDF
Publication pagea826c84ad3588d969de260a137489d8c142215020cbd032fd40535a4ce0e0f48
Manifest6bf3efa08ef70dbe5119d2a2beca5417e66a1ec56fb4c55ffa0b1f9b7d104992

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
SignaturePYZqvrHshMxxspruV+wB2dMe7oqIMSl5dbBPqWLpngtMxCYjIJ6z0z0Sm5u/OgTfWU4/w7eKD7Jm1oVZtGYADg==
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

2026-09-17T09:25:12.145441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102059
observed a826c84ad3588d969de260a137489d8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:12.127657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102059/manifest.json
observed 6bf3efa08ef70dbe5119d2a2beca5417...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:12.110928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102059/publication.md
observed 3ad56ff4a65e23bbbbdcd701adfbb2a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:12.093153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102059/publication.txt
observed acd11a1ccfa8f9b443a5b97d88ba0a83...
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.