OpenTechnical

OT-2026-000045908

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000045908) never changes.

Identity and time

Publication numberOT-2026-000045908 · never reused
Internal UUID01a0ae7d-8f86-7656-a742-34f790ca3159 · 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-2026-000045908
StatusPUBLIC

Content hashes

Canonical text4aff2cf64500ace8d8d2f3aefd4917926e3d9e7d8060206d5f12e8369b0c1fda
Markdown87d51ecaaee606ec11ba57f3dde1654a5348735c7148880de3428001d4ee5ba8
PDF
Publication page5a5b73dc8575c665cd76d3db9b1e21c214acc1dd48bcf6f41ceb41189e0f2f21
Manifest31a6041b5197fc92c8d503fa2235b8a6f9041700e90805b77cd90bed1765fddf

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
Signaturekd8mHKCT9bj4WR2XBek4s2xurxe4T/kppsCnjshbeEZksp3oy9a9YmSXy6Qwj/IF66HW1/g/tlPkuTFKuSVnBg==
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

2026-09-17T11:09:48.480335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045908
observed 5a5b73dc8575c665cd76d3db9b1e21c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:48.460765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045908/manifest.json
observed 31a6041b5197fc92c8d503fa2235b8a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:48.441013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045908/publication.md
observed 87d51ecaaee606ec11ba57f3dde1654a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:48.421332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045908/publication.txt
observed 4aff2cf64500ace8d8d2f3aefd491792...
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.