OpenTechnical

OT-2026-000076902

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000076902) never changes.

Identity and time

Publication numberOT-2026-000076902 · never reused
Internal UUID01a0ae94-b070-78d4-a61b-56106fbcf60b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076902
StatusPUBLIC

Content hashes

Canonical text94524c7028df1229921d2a3ffa069ec7de93064ae794876342c9bccda44259fb
Markdown1092c7f37d48b118052d3e4cb0c29967bbef0b686ff26908947a40be12faae55
PDF
Publication pagecea7732c7a7ac6da9a66e696956b65f4641615c979ea6b6fca688a69cb5df518
Manifest2c5f4f05328525c7267053515e9ae78d49e682d2e36eee9f809739898d8d4e27

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
SignatureD9sxE4AxguHXRYTJ/wJTQ0f97R6YBX5R0Eonz7o2pV3+L1dZg6mX4T8ZUw2xA5rma1M9vrAESOotqXL+SS7PBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:09:48.728218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076902
observed cea7732c7a7ac6da9a66e696956b65f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:48.709838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076902/manifest.json
observed 2c5f4f05328525c7267053515e9ae78d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:48.690882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076902/publication.md
observed 1092c7f37d48b118052d3e4cb0c29967...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:48.672063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076902/publication.txt
observed 94524c7028df1229921d2a3ffa069ec7...
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.