OpenTechnical

OT-2026-000027722

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000027722) never changes.

Identity and time

Publication numberOT-2026-000027722 · never reused
Internal UUID01a0ae72-699a-7f58-9a77-ab4f7cf7ffba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027722
StatusPUBLIC

Content hashes

Canonical text0f8f58d3f418fb682b5dad56e1ad14ec2095d7f30ad3cf5d8773723d248f675d
Markdownadafed63ffa37bb3c570ca41abf03287698f31169ca5c1ee9278a57ecd54e607
PDF
Publication pagee7d8738c3f67dcf3f0f775dc5c1cbbe28007734e51a47bbc3113b35eec680bd8
Manifest02082fe351d0ac83f01a2bb6cfec073bdda5e800464cf6f9ae81781ae4903ba2

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
Signaturee+56ZQTmIfOLalrfX4dFS1LNWesX80Gfq0ZPFZR18w7vu4k3mHPA028t2rBQ+T5rqBoOg1c+dsn9j1q+bJCQDA==
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

2026-09-17T11:43:16.675680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027722
observed e7d8738c3f67dcf3f0f775dc5c1cbbe2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:16.660443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027722/manifest.json
observed 02082fe351d0ac83f01a2bb6cfec073b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:16.644239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027722/publication.md
observed adafed63ffa37bb3c570ca41abf03287...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:16.626235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027722/publication.txt
observed 0f8f58d3f418fb682b5dad56e1ad14ec...
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.