OpenTechnical

OT-2026-000101634

Publication integrity record

Three bellows cup vacuum gripper, three zone face, 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-2026-000101634) never changes.

Identity and time

Publication numberOT-2026-000101634 · never reused
Internal UUID01a0aea4-0e16-77e5-a38e-52580320a8c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101634
StatusPUBLIC

Content hashes

Canonical textbf36eadc57aa0e554ae1838d04771852afa0b4232d789cb18e103507231fd351
Markdown6aca04474daaba97c62ad2c243d1623cb7f0ce19f33f5dcb4ee16428d3bf1e4d
PDF
Publication pageded6a8c66ee37c94ee223a378efd231c13356af2518279681d4fde1fa007deb4
Manifest57cc1d387ee478e807f63748246b1f206ce31fafd3ef6676f4aa587b556d4e7c

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
SignatureSjc8sx/L7GhBjx/M+kjw36v+2WknbFBqciGHQl7qhyQd/md28IWIRPvEvXZq2HiwiGFAfna5bwoz34F+ogslBg==
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

2026-09-17T09:25:45.822771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101634
observed ded6a8c66ee37c94ee223a378efd231c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:45.803438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101634/manifest.json
observed 57cc1d387ee478e807f63748246b1f20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:45.783746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101634/publication.md
observed 6aca04474daaba97c62ad2c243d1623c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:45.763116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101634/publication.txt
observed bf36eadc57aa0e554ae1838d04771852...
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.