OpenTechnical

OT-2026-000045800

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, pulsed blow-off after 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-2026-000045800) never changes.

Identity and time

Publication numberOT-2026-000045800 · never reused
Internal UUID01a0ae7d-8f05-7be2-a9b8-75f4993cbfcb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045800
StatusPUBLIC

Content hashes

Canonical text75fb5c3987f8c946f2da7825dfd4d405f6b24e7242b42723bb62203299f079dc
Markdownba6e1fb8eaf68619c5f78a12a99d32eb3f57cdf7e71426fde001039a720b9f8b
PDF
Publication pagee225dea25a5da4faa854d45e8eb448a3a9bbe3398137877539539385e2efa0c4
Manifest18807ca0ddcc1596839572fa6047358dcaf637e86006db43938351e6972f1c71

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
Signatureyz9i9cf+5vGuzi1a3B4zoNuoaSbUS3NRB4976RkmfpEgOaIpcpy/Z566TsQAJFrYW0o27vGYMzZ4H7AO1Hl5Dw==
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

2026-09-17T11:09:40.007950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045800
observed e225dea25a5da4faa854d45e8eb448a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:39.989796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045800/manifest.json
observed 18807ca0ddcc1596839572fa6047358d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:39.971731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045800/publication.md
observed ba6e1fb8eaf68619c5f78a12a99d32eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:39.952556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045800/publication.txt
observed 75fb5c3987f8c946f2da7825dfd4d405...
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.