OpenTechnical

OT-2026-000031079

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pulsed 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-2026-000031079) never changes.

Identity and time

Publication numberOT-2026-000031079 · never reused
Internal UUID01a0ae74-3fb8-7d86-b6e0-bf64e2c5b415 · 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-2026-000031079
StatusPUBLIC

Content hashes

Canonical texteb336b2d3ce0d6a0c04b02ff78707fea98b9bf626df89091a98bc5b98f94c640
Markdownca322096dbcfdbcc098b9119ec28d1ecd98938c5ca413f6bb2008b1008ba36fe
PDF
Publication page8760e8c17263d1745f8a80ac4fc2a6b0384ded6ffa6162acc40d4bf1e142069f
Manifest13809286bd11f5d08b877b079261b267df2d58c5084f5c64b68f0632cf9bbad5

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
Signaturen2pVc9TF4+9u5Finfz6niGtGstdKJxSElPlugy7+r4P+uzL9BZSc4V3RWqy4V2Ewa0q1C8MjKs7tZUkVPwYXDw==
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

2026-09-17T11:40:17.965813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031079
observed 8760e8c17263d1745f8a80ac4fc2a6b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:17.943395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031079/manifest.json
observed 13809286bd11f5d08b877b079261b267...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:17.922647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031079/publication.md
observed ca322096dbcfdbcc098b9119ec28d1ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:17.899728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031079/publication.txt
observed eb336b2d3ce0d6a0c04b02ff78707fea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:40.098752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031079
observed 8760e8c17263d1745f8a80ac4fc2a6b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:40.079683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031079/manifest.json
observed 13809286bd11f5d08b877b079261b267...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:40.061150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031079/publication.md
observed ca322096dbcfdbcc098b9119ec28d1ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:40.043703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031079/publication.txt
observed eb336b2d3ce0d6a0c04b02ff78707fea...
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.