OpenTechnical

OT-2026-000101062

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, single 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-2026-000101062) never changes.

Identity and time

Publication numberOT-2026-000101062 · never reused
Internal UUID01a0aea3-c377-7d8a-bb24-27b029d0bfe2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101062
StatusPUBLIC

Content hashes

Canonical texte7c205d567ed5d2a25fcf148240d1d85b1f7e6a5095c5e85a6860108bb303ef8
Markdown6468d8d96eed34cc24ceb73832a7abb220abb352803ebb70250c8ea0c5d27dc1
PDF
Publication page8be9bbf62e2703bf6091dc1a2b71ffb33a277159b012b9ea3af02fcc863bb69c
Manifest5c98a7e82a1c6de423381604483b319cce8dea7c7917381e85d71154bce6619e

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
SignatureRsSp9ZRJmKSQJ7h+OMOj2J1tVM+a6b3Ee5lttlJb4taIvW0JzLBqZDH7vgIJIIGN3Dq2l26W0kThetYlYfYcCA==
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

2026-09-17T09:26:40.572819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101062
observed 8be9bbf62e2703bf6091dc1a2b71ffb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:40.555996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101062/manifest.json
observed 5c98a7e82a1c6de423381604483b319c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:40.539064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101062/publication.md
observed 6468d8d96eed34cc24ceb73832a7abb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:40.522256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101062/publication.txt
observed e7c205d567ed5d2a25fcf148240d1d85...
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.