OpenTechnical

OT-2026-000008685

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000008685) never changes.

Identity and time

Publication numberOT-2026-000008685 · never reused
Internal UUID01a0ae6a-e46c-7739-a1c5-b123427c464b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008685
StatusPUBLIC

Content hashes

Canonical text2f0b357963c867c2a8b60c40b252346d2bc18c4b886b9fafb3c877c526074740
Markdowncf976f98b82d84b8ec4f64396df803ecbb99aa58ff69575b04fa99e258fbe574
PDF
Publication page1490dd27d1d41c693371fe843e0702610f0926932abcbd9b6cf344d36d02e084
Manifestc7d450e1f83e50ffb5069901f02571365dc7bba0222a00f96c1f280a4fcc67e1

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
Signaturev32Iyo4bbtIWS4vy4psmAGB640Ywv2jFhCAvChRBQpBBeFfS27KsD4ZxJesy9J8KQR7sC76NSxqgX44OWvVhAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:40.210688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008685
observed 1490dd27d1d41c693371fe843e070261...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:40.190170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008685/manifest.json
observed c7d450e1f83e50ffb5069901f0257136...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:40.169283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008685/publication.md
observed cf976f98b82d84b8ec4f64396df803ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:40.149507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008685/publication.txt
observed 2f0b357963c867c2a8b60c40b252346d...
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.