OpenTechnical

OT-2026-000102724

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, 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-2026-000102724) never changes.

Identity and time

Publication numberOT-2026-000102724 · never reused
Internal UUID01a0aea4-858b-7e85-9d95-dfd645924b7c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102724
StatusPUBLIC

Content hashes

Canonical text59b95958f2f40ed916b18a35dc6f322acb0f329fd5a73cd3688b884ae1b48e69
Markdown139acecf0ffed70de82224faa85a099668e15010aa78c012e1dbda06829c2076
PDF
Publication page4091edb6e876f4a320f33c4c3ca61d6a41bb75f75de13c6cf642c641629f8bc6
Manifestdef458761158c58ac1503a650688ccbf03b534215ed19718547ff65600a1d804

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
SignatureZxkqAcCZ+NUwdnWWMT5e57Jor1MWwAAdOOn6YriemFyhyPg4oJADtCFeboJwoOVWQGVTde9jdL1UAh48NX3sDQ==
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

2026-09-17T09:24:14.367861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102724
observed 4091edb6e876f4a320f33c4c3ca61d6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:14.348459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102724/manifest.json
observed def458761158c58ac1503a650688ccbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:14.330117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102724/publication.md
observed 139acecf0ffed70de82224faa85a0996...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:14.312642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102724/publication.txt
observed 59b95958f2f40ed916b18a35dc6f322a...
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.