OpenTechnical

OT-2026-000040440

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off before set-down

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-2026-000040440) never changes.

Identity and time

Publication numberOT-2026-000040440 · never reused
Internal UUID01a0ae79-2701-75b6-b0ad-b8325f5d7dbe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040440
StatusPUBLIC

Content hashes

Canonical text6dc284db4cc41800432488e024c6bd3cb860d7cbef30f8cccfb43f5f4b6e87e0
Markdownc4da3fc207e3a27d529479c806d5658b81874008bfa65e4c3e263f49d8c4a910
PDF
Publication page024f5b36fbccbf13cf6be19efb4d2f4ee6d1ccaf9d4c7ebff77ca9bf2611b21c
Manifest76ab51602111221a44352739f5d2e7244606bad13b941547aa66e6572226b328

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
SignaturelS/vJAxpVNk0PYSwV5WuJ4HA0JRbp5AqmA7PJAq/66owpKkYoI8RtS46Dcm5jEkWgXz7UeZpBL9vW417VP2kBw==
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

2026-09-17T11:19:29.040506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040440
observed 024f5b36fbccbf13cf6be19efb4d2f4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:29.021744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040440/manifest.json
observed 76ab51602111221a44352739f5d2e724...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:29.004152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040440/publication.md
observed c4da3fc207e3a27d529479c806d5658b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:28.985878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040440/publication.txt
observed 6dc284db4cc41800432488e024c6bd3c...
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.