OpenTechnical

OT-2026-000036731

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, two 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-2026-000036731) never changes.

Identity and time

Publication numberOT-2026-000036731 · never reused
Internal UUID01a0ae77-46e8-7b78-9e3f-b6c1530f767f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036731
StatusPUBLIC

Content hashes

Canonical textb65560f0363215861442d5ffc5f8fad13ff66d0a4cee60a4b7c8c98d9bea17b3
Markdown23174bec61366d58e07378d322d093ede16c3d68cc86059cdcc79fd089c55af5
PDF
Publication page38f14fe05b5a6df134325a84132fb540d9749a20f05f123d541641c4d792b2cf
Manifest50c298bd18ae9b0ff74e5214055624b1f10697148d57230bc3f1110901fd28e0

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
SignaturesymZwR1w198ZvTA6rBa1I1cSeS4uSovyUh6MJ4kJ7JNrQ7z+/Mm8v8tyP8xlQH/rImRi45fmGtuZqMsFUrU0AA==
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

2026-09-17T11:26:05.765445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036731
observed 38f14fe05b5a6df134325a84132fb540...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:05.747786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036731/manifest.json
observed 50c298bd18ae9b0ff74e5214055624b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:05.729991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036731/publication.md
observed 23174bec61366d58e07378d322d093ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:05.712541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036731/publication.txt
observed b65560f0363215861442d5ffc5f8fad1...
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.