OpenTechnical

OT-2026-000101964

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, 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-2026-000101964) never changes.

Identity and time

Publication numberOT-2026-000101964 · never reused
Internal UUID01a0aea4-50f1-78aa-91b3-ce6e5b45c0c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101964
StatusPUBLIC

Content hashes

Canonical text1e1ca7bde87c2ce0f5c100e2a480cf52fb929d669287aa4167ec09ed6702b645
Markdown10ee5decdb5eb152f03b6aa52875581697850eb207d539280bd2612c0f8c2735
PDF
Publication page2a340c67c6a1e33d7a87859db763a4bd6617875d0de87b7700777cd7825828b4
Manifestdbe4b9e166d49d3a5b12aafb3389aeeeab841df0e30201ebdb1ca701bd6e7a16

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
Signature2EAsJ1HTrrY854LHmz4o478npzEHJJ1HtFQV3A3fpdW79BJTYVLi3XZ10Te1bg27wOknGGOflYOy79tznSP8Bw==
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

2026-09-17T09:25:05.129956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101964
observed 2a340c67c6a1e33d7a87859db763a4bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:05.114245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101964/manifest.json
observed dbe4b9e166d49d3a5b12aafb3389aeee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:05.096866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101964/publication.md
observed 10ee5decdb5eb152f03b6aa528755816...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:05.079297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101964/publication.txt
observed 1e1ca7bde87c2ce0f5c100e2a480cf52...
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.