OpenTechnical

OT-2026-000045472

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two 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-2026-000045472) never changes.

Identity and time

Publication numberOT-2026-000045472 · never reused
Internal UUID01a0ae7c-f76d-7779-a095-3796ec0c3764 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045472
StatusPUBLIC

Content hashes

Canonical text0b8939ae86c0bad65fe2d14ac2011ee8b581059f89d3611461361e529583003e
Markdownb538ea05b10ed8db89597bb8c7417cc96d770dc9f6a38d0b62b9d59d9bbba36c
PDF
Publication page23982fff66c3e19bee841b8dd6af0bf45d9ce30d7ee4ff040f28a2bbac66b02a
Manifesta645d358bf5aa7a1f82ac7aa274f2f59218eda25e415a960b1690ce2e71ddcb0

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
Signaturee9PLxulvMtZOXpr7DUtPugjZnZ/BGvtrxf4s1iRRmKAhlkLscZPeAH3iExf+1MxMLIYkx7Y4i55T2RsklFZsCw==
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

2026-09-17T11:10:47.090438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045472
observed 23982fff66c3e19bee841b8dd6af0bf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:47.071247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045472/manifest.json
observed a645d358bf5aa7a1f82ac7aa274f2f59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:47.052287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045472/publication.md
observed b538ea05b10ed8db89597bb8c7417cc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:47.033164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045472/publication.txt
observed 0b8939ae86c0bad65fe2d14ac2011ee8...
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.