OpenTechnical

OT-2026-000015963

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, three stage ejector, pulsed blow-off before set-down

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-2026-000015963) never changes.

Identity and time

Publication numberOT-2026-000015963 · never reused
Internal UUID01a0ae6e-0c4d-78ab-8a23-2059b0ecaa9e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015963
StatusPUBLIC

Content hashes

Canonical text2ca50f87b343d633ad707f06f1065c8a8245d5ca2930be9363cb67dc1c289b3f
Markdown45f498e6a97f7d69cd7c8e8e07e5871f22ac93b15f3b51139bc6671226844860
PDF
Publication page9bcbec2f40344464be1402f083c7ed01e59b4501c9d7fda134ea6be05eb62e87
Manifest54c8b4da931b01e15884840fb262ea7d0cf990959ce93a91d47b44f1f624bbc3

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
SignatureUpgUbsZR3RdxWjDY2olSA9idDuKF7eB2f8Ywp1hscgLbpFyI20bLFv9+m8W8lH0dkgtMapMRkGCTEZc131pFBw==
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

2026-09-17T12:05:27.482735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015963
observed 9bcbec2f40344464be1402f083c7ed01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:27.453723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015963/manifest.json
observed 54c8b4da931b01e15884840fb262ea7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:27.426758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015963/publication.md
observed 45f498e6a97f7d69cd7c8e8e07e5871f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:27.400306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015963/publication.txt
observed 2ca50f87b343d633ad707f06f1065c8a...
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.