OpenTechnical

OT-2026-000036357

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000036357) never changes.

Identity and time

Publication numberOT-2026-000036357 · never reused
Internal UUID01a0ae77-01d0-7b2a-ae3d-8305906269b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036357
StatusPUBLIC

Content hashes

Canonical text7598d4be7d8f61608958c370d9540da22ab9d12aee08f1c15a78e92eee95ed67
Markdown848340d6298a8dad6a25e790eeb191b3011da86c1541f98be4793c5cf4294f17
PDF
Publication page18006e92ac4d47e9af38a6f0969521a0b3157dd4714977ee5864941c1b48d7dd
Manifest10bcb7e7bbef37bd4909abe3842594902f6bbd5a883276294c0f95016702b510

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
SignatureYc8x7MI5jnB0s4LOcJ8mXJh1heOHLE/NwLnfVkB0kxV3vDuPwieOxKLgWqH8UlFHmJtjm7Cnn5aY0lEccnzlBA==
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

2026-09-17T11:26:43.843759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036357
observed 18006e92ac4d47e9af38a6f0969521a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:43.826766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036357/manifest.json
observed 10bcb7e7bbef37bd4909abe384259490...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:43.808543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036357/publication.md
observed 848340d6298a8dad6a25e790eeb191b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:43.791017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036357/publication.txt
observed 7598d4be7d8f61608958c370d9540da2...
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.