OpenTechnical

OT-2026-000024453

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, sustained 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-2026-000024453) never changes.

Identity and time

Publication numberOT-2026-000024453 · never reused
Internal UUID01a0ae70-e8ca-7f3c-90e9-1d4555c1ae85 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024453
StatusPUBLIC

Content hashes

Canonical text1c617b44e090eace7ab5a1548d5b43a9b4e877b373d9f57128ab25207fa980a4
Markdown7531bcf82d93fe17851d53272d04ca59fe5dc02873ffef6296ad53ef5d68ed4d
PDF
Publication page4adf34a8583d21d0673334fade0b56acb9a7696980821fc71192f720b951f3bf
Manifest07b2ff80166d327da9bbc30d8034dec4da2eae0d2eb692586aaa63d390b74c99

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
SignaturexW3SDW2vjfU4d6vEeeg8AqOFgUP1c+yOKPlccz/pm8FOMHChV0duADunOxIba22/tB/lyXhxy3bF079OmyxMBQ==
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

2026-09-17T11:50:21.158296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024453
observed 4adf34a8583d21d0673334fade0b56ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:21.137794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024453/manifest.json
observed 07b2ff80166d327da9bbc30d8034dec4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:21.112419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024453/publication.md
observed 7531bcf82d93fe17851d53272d04ca59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:21.089612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024453/publication.txt
observed 1c617b44e090eace7ab5a1548d5b43a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:36.051136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024453
observed 4adf34a8583d21d0673334fade0b56ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:36.032639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024453/manifest.json
observed 07b2ff80166d327da9bbc30d8034dec4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:36.005687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024453/publication.md
observed 7531bcf82d93fe17851d53272d04ca59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:35.988849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024453/publication.txt
observed 1c617b44e090eace7ab5a1548d5b43a9...
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.