OpenTechnical

OT-2026-000023414

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000023414) never changes.

Identity and time

Publication numberOT-2026-000023414 · never reused
Internal UUID01a0ae70-7268-7bdd-946d-b033488e9d97 · 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-2026-000023414
StatusPUBLIC

Content hashes

Canonical text5488c72ad0000948724a74b549d79818a9d67121622f3250eec431405ba38a39
Markdownde0e8b121155d7a1233b3d1e252617d9573df5a5d9a3cc8f1e1d7f32a71d1933
PDF
Publication page875674c5408de14cb9a700dd4e1ffe8e137ec1787d9e4288cd81498fd2d2d094
Manifestb815d637f0917b47c5580a7d7405fa58bea8555fd6bb373055bcd13ce7bddb99

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
Signaturej+ExOweJVl3RQ4CVV+s6Ng2AiWrsD0xreWwbPZtDd0iCGycYQLDZT0Lqvq6AzTJa/ibvedADBwZq1Da3QBDXAA==
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

2026-09-17T11:51:37.321022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023414
observed 875674c5408de14cb9a700dd4e1ffe8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:37.305186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023414/manifest.json
observed b815d637f0917b47c5580a7d7405fa58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:37.284502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023414/publication.md
observed de0e8b121155d7a1233b3d1e252617d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:37.263997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023414/publication.txt
observed 5488c72ad0000948724a74b549d79818...
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.