OpenTechnical

OT-2026-000045680

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000045680) never changes.

Identity and time

Publication numberOT-2026-000045680 · never reused
Internal UUID01a0ae7d-8f03-7c82-8b4a-8cd176220c26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045680
StatusPUBLIC

Content hashes

Canonical text0af83574b024931e17730bfb9096f0e399bc33df108cc8fd574983527a425d1c
Markdown94b8c468c4f9c4d504f3aedfe16197d0bfd92923b7987f25f557ecb77611a157
PDF
Publication page92000ecf55ec2c3b9a24d48e1b002d542f6ca4b08f961d2c445730c495888094
Manifest0cb9200b36fd296e2c558522ffb5483978620308fe48f5cf359e0b5db2d3f1f4

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
SignatureXv4VR2OA6tUwGQUOkn5HC45OrL2gohRsmXed990woT6gy2rk13bIVIsPzTsbMpCB26IWGqnLx8frjhvSCBsuDg==
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

2026-09-17T11:09:28.805935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045680
observed 92000ecf55ec2c3b9a24d48e1b002d54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:28.788731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045680/manifest.json
observed 0cb9200b36fd296e2c558522ffb54839...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:28.770507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045680/publication.md
observed 94b8c468c4f9c4d504f3aedfe16197d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:28.751477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045680/publication.txt
observed 0af83574b024931e17730bfb9096f0e3...
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.