OpenTechnical

OT-2026-000020594

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000020594) never changes.

Identity and time

Publication numberOT-2026-000020594 · never reused
Internal UUID01a0ae6f-437c-7655-b517-2dd4d6841282 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:22.507199Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020594
StatusPUBLIC

Content hashes

Canonical text2ed3197c293214e833e6b4407021bb5c3f97af2abff009a486da924c8ff8957a
Markdown0ce7cf89a7190e6bde23ee6fc0db9a380e2bf770cecdea7f16bbf95096b4cc70
PDF
Publication page7d524be8767ce060b3431ae2fa265a5bab253ef6e4525e39ac9cd854b2c1fd14
Manifest1715870c43b531d1d7309a366002474b78272266274143f2be6ae8cd5174ac57

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
Signature6L2sTcdiKfXGbqgI6db+PKuyS/e8DQ2dA0DHozoHmmmh7CN893sIIQHu6hNPQ799OulUysS0m5W3nFYkq6qeAQ==
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

2026-09-17T12:00:43.861290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020594
observed 7d524be8767ce060b3431ae2fa265a5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:43.842605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020594/manifest.json
observed 1715870c43b531d1d7309a366002474b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:43.823729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020594/publication.md
observed 0ce7cf89a7190e6bde23ee6fc0db9a38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:43.804193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020594/publication.txt
observed 2ed3197c293214e833e6b4407021bb5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:38.144032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020594
observed 7d524be8767ce060b3431ae2fa265a5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:38.125785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020594/manifest.json
observed 1715870c43b531d1d7309a366002474b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:38.107800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020594/publication.md
observed 0ce7cf89a7190e6bde23ee6fc0db9a38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:38.089051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020594/publication.txt
observed 2ed3197c293214e833e6b4407021bb5c...
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.