OpenTechnical

OT-2026-000039575

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000039575) never changes.

Identity and time

Publication numberOT-2026-000039575 · never reused
Internal UUID01a0ae78-d8d3-7604-bdc1-89acb0cf7d52 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039575
StatusPUBLIC

Content hashes

Canonical texta850c792cd01141d7718c3be08d262b639bcbace6550d444bee28344d8fa6c3b
Markdownb2ab13e8c2737a6672da6c584e5161678a5a4a1c5f351ab2fd21dfa58a4cbf80
PDF
Publication page249c25665e1e9fffb779bf6661e5924b9adeb51689a192ec88c908b186cc8518
Manifest1e1d9605ce263edf58d87abcfaed046982288f5c72a2497cec1a31408e1e538b

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
SignatureeQamnYQmsGAlEIUu6dprdWFpsVjA0QOzVAyW0SbNAWtxZ0BldvDdOFmZelCFlc0vL+UukZXOxpKYmYuS/9w8AQ==
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

2026-09-17T11:19:43.942660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039575
observed 249c25665e1e9fffb779bf6661e5924b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:43.924418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039575/manifest.json
observed 1e1d9605ce263edf58d87abcfaed0469...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:43.906155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039575/publication.md
observed b2ab13e8c2737a6672da6c584e516167...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:43.888879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039575/publication.txt
observed a850c792cd01141d7718c3be08d262b6...
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.