OpenTechnical

OT-2026-000100767

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, three stage ejector, pressure sensor per zone, sustained 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-2026-000100767) never changes.

Identity and time

Publication numberOT-2026-000100767 · never reused
Internal UUID01a0aea3-66f4-77d9-9032-6f95ff125ace · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100767
StatusPUBLIC

Content hashes

Canonical text6c5a118e4519c28fa3f0ad23300454ce4a97a78dfafbdb016e47869c97c4a6dd
Markdown5c543bb387f929c6ac4e34a2111f2f9c4329e95c08e49136f6c8a30fd113ea45
PDF
Publication page6946a2a1ef96fa8fd2fd536ca5aea410fb690bdd282b2cf0552cca8cb8eb8fe7
Manifest064ceb8132e3483425b526fdcd4e4984eea54f91c5f7dde25baa64bf5c7afc19

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
SignatureBC6sM4lFM2OIndZUSykg3DgyfuYwFHt1VEjhRewr5miR1ipMzMYNlKLtvM6TuEJ670Ww+N7V9DO2qyUE/+I7Dg==
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

2026-09-17T09:27:36.378947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100767
observed 6946a2a1ef96fa8fd2fd536ca5aea410...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:36.361142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100767/manifest.json
observed 064ceb8132e3483425b526fdcd4e4984...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:36.343655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100767/publication.md
observed 5c543bb387f929c6ac4e34a2111f2f9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:36.315798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100767/publication.txt
observed 6c5a118e4519c28fa3f0ad23300454ce...
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.