OpenTechnical

OT-2026-000068046

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000068046) never changes.

Identity and time

Publication numberOT-2026-000068046 · never reused
Internal UUID01a0ae8f-c4fe-7898-a0e3-ef171ed06523 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068046
StatusPUBLIC

Content hashes

Canonical textc5e0e4b6256a79978d6d1094fc6483124e34deb5acdb8e5148068c81322d4f12
Markdownc15d8699429ecf7dbc2c3b0aa538978af2ceff238819a0af287fe954e5b171e6
PDF
Publication pageadd8c8249766006ebb96fa03066c530f71d03caa3b1d75c4ececd038d33b5416
Manifest562da8ed8a3fb0df12dd79261c9c34f3ba667a11e1a623092a650c23be815c37

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
Signaturet0uEfsN3b8NJrW47bP0dIcNCUK+ui0IX23M1BlUWJY3YuyeEriY1oAlDSsetpoe5aZjGuiWLn+4/1ouTERN3AQ==
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

2026-09-17T10:30:36.817131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068046
observed add8c8249766006ebb96fa03066c530f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:36.800315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068046/manifest.json
observed 562da8ed8a3fb0df12dd79261c9c34f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:36.782979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068046/publication.md
observed c15d8699429ecf7dbc2c3b0aa538978a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:36.765487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068046/publication.txt
observed c5e0e4b6256a79978d6d1094fc648312...
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.