OpenTechnical

OT-2026-000039211

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, supply line 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-2026-000039211) never changes.

Identity and time

Publication numberOT-2026-000039211 · never reused
Internal UUID01a0ae78-9673-7b84-8558-62d88eb5dd5e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039211
StatusPUBLIC

Content hashes

Canonical text3d8ca98e68c38cbaeb279ea5a831c18cbef6b0b5b89fcb699047454db6258e59
Markdownf61935974aefc914d6275bbdfdc0b02f6f03250965a5c14f7ab03d30f8ca7b78
PDF
Publication page04da4f63302dcbb872a92d4360d8c0f0a1faef37b3d473ebc62d32bd79360359
Manifest5af27d2603f5d5bb9a521134af693f443525b453f9e103d515cfcd92a6af2311

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
Signature3ytr7p1jM5Iife7RUI0XkotjDmKO+RB80/OxwE2jDwhvE4DIsYv4+i7pc3wkNVlH+RbMnoTMFBEEHnBodhdWBQ==
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

2026-09-17T11:20:45.716528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039211
observed 04da4f63302dcbb872a92d4360d8c0f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:45.699674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039211/manifest.json
observed 5af27d2603f5d5bb9a521134af693f44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:45.680635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039211/publication.md
observed f61935974aefc914d6275bbdfdc0b02f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:45.640075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039211/publication.txt
observed 3d8ca98e68c38cbaeb279ea5a831c18c...
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.