OpenTechnical

OT-2026-000064797

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000064797) never changes.

Identity and time

Publication numberOT-2026-000064797 · never reused
Internal UUID01a0ae8d-debb-7605-b1a0-ea3809c66bae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064797
StatusPUBLIC

Content hashes

Canonical text5069054a14651db7c6e7b61dae03578733d5b77bf08f0e0c0988613a8abc5c32
Markdowncb7163a62e76d298d17eb68c6c035aa4a788d0a2aee163cdf9e17a79b0315881
PDF
Publication page1478f3a7378372012978d630aa47c985d8a12c76cac8f1c6556c650d89d0fbea
Manifestfbb18f20963de7f1f78571e4c735c78dd9d9deaf7c0dac027a334d4cec0732c9

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
Signaturer6UCJ052mjmZFneQEuUefLXb/oSSB135/wVnPcHSjc09dSvVd4Od3hTn1gcOWqTqR2UL/HebMmO3lAYwU5aYAw==
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

2026-09-17T10:35:41.833343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064797
observed 1478f3a7378372012978d630aa47c985...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:41.816775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064797/manifest.json
observed fbb18f20963de7f1f78571e4c735c78d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:41.799844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064797/publication.md
observed cb7163a62e76d298d17eb68c6c035aa4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:41.781471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064797/publication.txt
observed 5069054a14651db7c6e7b61dae035787...
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.