OpenTechnical

OT-2026-000042655

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, 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-2026-000042655) never changes.

Identity and time

Publication numberOT-2026-000042655 · never reused
Internal UUID01a0ae7a-c0ce-7ef4-ac14-82f23fc2cc93 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042655
StatusPUBLIC

Content hashes

Canonical textccaa494c92636b9310bf186926c24db5e6d439a5787174d9ec92ad31311a30f5
Markdown0f2a2901c174fa5af61837918891ec5cb08de0ff0cc654e1f6febc117236ac50
PDF
Publication pageeaf49672c25083342b36efe92bf60ddc941ec877758171f2138677da4cdbc2f5
Manifest1de66455abf24cc0508fafbbc81ff2e2021500ea31f1654cb94caf9c28cb8429

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
SignatureMJBz9cIrbq4T0Yx++mGgu1pgrLNAAR+qQpQL7ANob24tB/+FsMNpNbnSacIE1GjompxPr6lLHQvQOR/AS4EUAw==
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

2026-09-17T11:14:23.858265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042655
observed eaf49672c25083342b36efe92bf60ddc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:23.816533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042655/manifest.json
observed 1de66455abf24cc0508fafbbc81ff2e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:23.798549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042655/publication.md
observed 0f2a2901c174fa5af61837918891ec5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:23.756727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042655/publication.txt
observed ccaa494c92636b9310bf186926c24db5...
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.