OpenTechnical

OT-2026-000023269

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000023269) never changes.

Identity and time

Publication numberOT-2026-000023269 · never reused
Internal UUID01a0ae70-7267-70b1-9743-cdf7c5b23251 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023269
StatusPUBLIC

Content hashes

Canonical textb23db34a98f4dbe6e702cc936b42a646379bf8b270967e8f3cee7f84eab052aa
Markdown0f1ca70b691aced4918073255e2347bbbc7971f8fbfd0ee8a056d19a3e63ac11
PDF
Publication page8a4db41fde8973c45c5cf701199d97a6c92c14b063780249b84093a18c0b4ddb
Manifeste27d36c1f4aa8c8e8e08828a8c9a5a022a2a00bbaddfcf3276173165a189a0f3

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
SignaturePJyqGM1oNLPosiyMZ1YILNu++km3sftQPzRdKoJBD5VJjhtM76gSewP3sOKUTamuxYzywHqWsxVnGdfywgFhDg==
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

2026-09-17T11:51:20.433839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023269
observed 8a4db41fde8973c45c5cf701199d97a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:20.418599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023269/manifest.json
observed e27d36c1f4aa8c8e8e08828a8c9a5a02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:20.402106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023269/publication.md
observed 0f1ca70b691aced4918073255e2347bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:20.386890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023269/publication.txt
observed b23db34a98f4dbe6e702cc936b42a646...
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.