OpenTechnical

OT-2026-000099070

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, manifold 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-2026-000099070) never changes.

Identity and time

Publication numberOT-2026-000099070 · never reused
Internal UUID01a0aea2-8287-717d-ba6c-3acb0a9a7b8b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099070
StatusPUBLIC

Content hashes

Canonical text2fc74c83bc0f9833ceeea05b5e6c924d9c434c250abd1cac6bd2030d3f0dc866
Markdown941630c240a0bd59f86c7287a020bf7b6dcc1a266b94af64f0b032cc6466945e
PDF
Publication page292739dcfa59f573296474816ab95daa67f786c8fb00e8e6a2777936aa97f3b1
Manifestb95d64cbed30a82ee503c1aad78c3b969f77526e6d122e6d06b158efe3747d72

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
SignatureqSprhjQuUHTraoXXoAK7NT6h7TDYYZSItYEdL+RhLEeq2QLqW1gLylo9Iubxn5qchY0QHC5ALjTLD1KP6FTeBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:17.819684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099070
observed 292739dcfa59f573296474816ab95daa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:17.800911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099070/manifest.json
observed b95d64cbed30a82ee503c1aad78c3b96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:17.783505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099070/publication.md
observed 941630c240a0bd59f86c7287a020bf7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:17.765803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099070/publication.txt
observed 2fc74c83bc0f9833ceeea05b5e6c924d...
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.