OpenTechnical

OT-2026-000095345

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, pump fed, 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-2026-000095345) never changes.

Identity and time

Publication numberOT-2026-000095345 · never reused
Internal UUID01a0ae9f-8f71-76eb-9708-6fbc5577d679 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095345
StatusPUBLIC

Content hashes

Canonical texta025f60e94e8a54ebeb461ab76b381a7e4a8dcdba7e34683c390ef92d36fb630
Markdown00b6e895695c5b4ba7971883cca749301cee070803e981359ef9de8de05bee37
PDF
Publication paged86fbcdb91626502ed4cf5b731f3b4625fdc608ebcb4fbeb7e97f11d3a7518bc
Manifestaa693f0851305e0b0735b430aabade91e7380c5961b5dd72a130a0e4dfee6fea

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
SignatureDTlzkApRv6KSf91aFCoVb3zh5lMkDHk1BZP6XDHCXR/j7TOVR2SiBG/MBS+3M2XoPMX+DuZhOO2EI6WJjg8pCA==
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

2026-09-17T09:36:42.300779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095345
observed d86fbcdb91626502ed4cf5b731f3b462...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:42.282879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095345/manifest.json
observed aa693f0851305e0b0735b430aabade91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:42.263253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095345/publication.md
observed 00b6e895695c5b4ba7971883cca74930...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:42.244920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095345/publication.txt
observed a025f60e94e8a54ebeb461ab76b381a7...
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.