OpenTechnical

OT-2026-000101758

Publication integrity record

Foam pad vacuum gripper, four zone face, three 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-2026-000101758) never changes.

Identity and time

Publication numberOT-2026-000101758 · never reused
Internal UUID01a0aea4-0e17-7fd7-ba55-353ed495e677 · 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-2026-000101758
StatusPUBLIC

Content hashes

Canonical text8cc122a883bca2b9f314adada66c1fc36b0b3b791365cbad9dbc8c338d6b4b49
Markdownd62c80c4c3ef22b14eb6d8474ebd311fedc02b9d894da2ea77da4468b47bc224
PDF
Publication page167dfddcb8ec61cab4c2b50d7772844e2e5bb6a7a079e3ab243fbd12765f78c7
Manifeste5753ec86efa5923ba101037272002cf893f31ca70aab9a94bb4e7c0f28cc764

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
SignaturepZjZeb/GxqCjY1gK2yuVUFx6UAvpgHxAstiMDMX5gbVrGZLqid5kTvWvOBzFBDg1owev4IuYWiiMG7IKV21pCw==
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

2026-09-17T09:25:38.071595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101758
observed 167dfddcb8ec61cab4c2b50d7772844e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:38.054090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101758/manifest.json
observed e5753ec86efa5923ba101037272002cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:38.036434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101758/publication.md
observed d62c80c4c3ef22b14eb6d8474ebd311f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:38.018710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101758/publication.txt
observed 8cc122a883bca2b9f314adada66c1fc3...
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.