OpenTechnical

OT-2026-000008486

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000008486) never changes.

Identity and time

Publication numberOT-2026-000008486 · never reused
Internal UUID01a0ae6a-e46a-7d00-9d46-2ae481d3437d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008486
StatusPUBLIC

Content hashes

Canonical textadabee7490d924a369f72791361507602bc72e910b6c98deed0beffeee32bafb
Markdownbdf30f23bfa43e34c71b44dc197bd120fa17147bce7430010e474edc8c02e485
PDF
Publication page3d0c3b4546fcafc01af671f572db65fc654e99cfaed510722d40f37616965b6b
Manifestdebb7fb8467a1f6890cca95a117ae58e6ca6a4c67067176fc0998f1fe4c6db52

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
Signature7ZQoANk2MgyG5MPvuKGpfBdubC5WwmuJne+t9khlehi9OaK1UkP07bKYRoJhKSrv+RlPviOF5+HaFPVWdbczAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:23.028233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008486
observed 3d0c3b4546fcafc01af671f572db65fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:23.009828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008486/manifest.json
observed debb7fb8467a1f6890cca95a117ae58e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:22.989386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008486/publication.md
observed bdf30f23bfa43e34c71b44dc197bd120...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:22.968585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008486/publication.txt
observed adabee7490d924a369f7279136150760...
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.