OpenTechnical

OT-2026-000030799

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, pump fed, 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-2026-000030799) never changes.

Identity and time

Publication numberOT-2026-000030799 · never reused
Internal UUID01a0ae74-3fb5-7987-bf27-949f7ab26a3f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030799
StatusPUBLIC

Content hashes

Canonical text5b6b3d5a8a28f9db552d17df306cb867e3b22d6e49d029f3ccaeb3d42abfe505
Markdown9d2696d05841a5c928dd13787da85b8ac659a17b00474d59482299a35fb428ed
PDF
Publication pageae1c22cd5260a8ade50a3336c3b866da8411985b72d8d3af16e3fbe55a836e70
Manifestce3f6e1656e3bf2f862bbb4a3ff833c8a543e859c5231784ce9b7c2779e06c3f

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
SignaturePbMj3ftOoR0r+ccyLhHSDDZoUrMyXATSRCD2O8mV4YbIKdPFK4ZAc6woJWrCdGqulUgP8+vdWCY2CN0kFMvdCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:36:46.123188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030799
observed ae1c22cd5260a8ade50a3336c3b866da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:46.105897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030799/manifest.json
observed ce3f6e1656e3bf2f862bbb4a3ff833c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:46.085814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030799/publication.md
observed 9d2696d05841a5c928dd13787da85b8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:46.066103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030799/publication.txt
observed 5b6b3d5a8a28f9db552d17df306cb867...
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.