OpenTechnical

OT-2026-000074127

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000074127) never changes.

Identity and time

Publication numberOT-2026-000074127 · never reused
Internal UUID01a0ae93-7177-72cf-b332-f5e91b313bb8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074127
StatusPUBLIC

Content hashes

Canonical text0fb9294ff637dfc6288322477e3ab2afeb87efe487501eb9b7d7cb8a2f7d5522
Markdown057f3d2d33a73e2c75258fc233fe7bb8859ec25a95992acb3bfd82ba94b609cc
PDF
Publication pagefcda3367d6ba798ca16e3b952c314a2582102a6a35639a1589f8143d521f4162
Manifest1a24355cc5ffcee9ca79a5c651f052b0a58a1cd75b51082e105d1b6c66f77d36

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
SignaturebPqn+ojDBjwSmsb8KQ+WJ/pY/tfLP6ah7kbOPcOst1RCGUQluk+Q4Zj6nAhE/At/B56W09GFywJQNC1oYvMXDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:18:58.203509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074127
observed fcda3367d6ba798ca16e3b952c314a25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:58.186858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074127/manifest.json
observed 1a24355cc5ffcee9ca79a5c651f052b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:58.169581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074127/publication.md
observed 057f3d2d33a73e2c75258fc233fe7bb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:58.151575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074127/publication.txt
observed 0fb9294ff637dfc6288322477e3ab2af...
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.