OpenTechnical

OT-2026-000022276

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single 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-2026-000022276) never changes.

Identity and time

Publication numberOT-2026-000022276 · never reused
Internal UUID01a0ae6f-f4fc-7413-b7e1-cd43debb8b0d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022276
StatusPUBLIC

Content hashes

Canonical texte9b638bd91240eb3bd817815d4e9cc406bd903fe5b2633b1c6c2a7a0c417e9ca
Markdown09468e994fa82253c441d3e21f7f22ece6d8d43b8138fc379ae185aaf3ee2962
PDF
Publication pagee9feaf7d4cc670fb30d1e12006593449b0fae1fdcb108d9cab4f5b9851b2e62e
Manifest1a22388f98d364c22e141eb0f43f94a534dbe5801cfca4ddf273021b0f9dcd05

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
Signature6kGrlSOGVoZR0BU+hpJu55FiP+FqcDgTBD4iguRyarrf7Yt4KbBwGCNvrmQPIfUqXKWaK3EVTVtfvVVHm9twCw==
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

2026-09-17T11:53:04.610449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022276
observed e9feaf7d4cc670fb30d1e12006593449...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:04.594381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022276/manifest.json
observed 1a22388f98d364c22e141eb0f43f94a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:04.578557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022276/publication.md
observed 09468e994fa82253c441d3e21f7f22ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:04.562543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022276/publication.txt
observed e9b638bd91240eb3bd817815d4e9cc40...
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.