OpenTechnical

OT-2026-000035391

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, 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-2026-000035391) never changes.

Identity and time

Publication numberOT-2026-000035391 · never reused
Internal UUID01a0ae76-6a20-7f0b-bc5f-37d782080542 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035391
StatusPUBLIC

Content hashes

Canonical text084f9f9c3119c8584d3f31d7a68719dec74a8cf8f5e0488ea610356fbda71525
Markdown884424be1bb4e4d642f39f21113ea53239d32db9b704f34e3fd3fe939c7725df
PDF
Publication page44631695b90dc626f51be5fe11f40cfc3870655278e939f1a83dd710e2d5d53a
Manifest8ff6790a62eeb1e14e24a53f56af0bfbd7a5e89b85c00667ce6f6ca5ec97ee86

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
SignatureHmJ1LLw9oLVT0BxQGpg//QLQa8ZU40z8IkgebtSg4h1zEOuF+nhAdhYdVwKPZim7fgl5SYdTLZ8yrMexwoSkBA==
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

2026-09-17T11:28:41.241729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035391
observed 44631695b90dc626f51be5fe11f40cfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:41.223831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035391/manifest.json
observed 8ff6790a62eeb1e14e24a53f56af0bfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:41.203559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035391/publication.md
observed 884424be1bb4e4d642f39f21113ea532...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:41.180654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035391/publication.txt
observed 084f9f9c3119c8584d3f31d7a68719de...
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.