OpenTechnical

OT-2026-000095072

Publication integrity record

Foam pad vacuum gripper, three zone face, two 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-2026-000095072) never changes.

Identity and time

Publication numberOT-2026-000095072 · never reused
Internal UUID01a0ae9f-2df0-7026-8c9c-58ff8bcc9727 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095072
StatusPUBLIC

Content hashes

Canonical text861d5e05855cd60068419206f4f9f53ab81ffe61aa358c1977f4befb685fd72d
Markdown541cb0feaaf7b5675b833009a059a090288d02757fd5f8b2af3835f123bee9fc
PDF
Publication page853f9971b75c3a897f7ca149878e260cf4b9f8644e09f438bcf361f10144f643
Manifestc799d5211d951ec22c3092fbc248b0aeac92e13b15ce410b3f06c72816137898

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
Signature7ICUKDPcU+o1G7Z4mp/9eM2vglMpFjPByI2/tBz3kXTRRPE1xsp21q5S5gHTU2TybIOT9IXmWYm4s/zTG2NoBg==
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

2026-09-17T09:37:38.708067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095072
observed 853f9971b75c3a897f7ca149878e260c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:38.691413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095072/manifest.json
observed c799d5211d951ec22c3092fbc248b0ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:38.674282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095072/publication.md
observed 541cb0feaaf7b5675b833009a059a090...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:38.657631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095072/publication.txt
observed 861d5e05855cd60068419206f4f9f53a...
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.