OpenTechnical

OT-2026-000042711

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, 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-2026-000042711) never changes.

Identity and time

Publication numberOT-2026-000042711 · never reused
Internal UUID01a0ae7a-c0cf-7f84-8f4b-f9d0ef515615 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042711
StatusPUBLIC

Content hashes

Canonical textf8a5484850559f8c9b18fcb7bf0d4ece68c37b765620f61e07b6528fc5832376
Markdown5eece6ecd96487fffc7b369632ed63f9c320560f22f7256c6d25167475a9fc75
PDF
Publication page2de5d652246a153ec53e3736df1a2fa42c7b9dc1a662eb58bcb9f51432a0a74a
Manifest6bdc5646da68911657f46e9d6d3ec0b5c8a147ebb8ce0e5a07bbecf3276382e2

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
SignatureKz67icJapc8oacziwL8N/oltCZtTPgTnlFdeFwDMk1Omyf83C27pEr0dgBZRmeAQPKMbc5DEPbevEeLwrnbaBw==
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

2026-09-17T11:15:04.363209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042711
observed 2de5d652246a153ec53e3736df1a2fa4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:04.342491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042711/manifest.json
observed 6bdc5646da68911657f46e9d6d3ec0b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:04.322244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042711/publication.md
observed 5eece6ecd96487fffc7b369632ed63f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:04.301921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042711/publication.txt
observed f8a5484850559f8c9b18fcb7bf0d4ece...
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.