OpenTechnical

OT-2026-000055037

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented before set-down

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-2026-000055037) never changes.

Identity and time

Publication numberOT-2026-000055037 · never reused
Internal UUID01a0ae86-5e81-76c5-897a-2621a6647e44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055037
StatusPUBLIC

Content hashes

Canonical text2cb5077814a713453c59cf167c95c10a43b13fbff2c1e44edeaa731bb338a020
Markdowncf4838e09443edb35a5192c849b7bb806b443bcc8743eef4e6bd1be05e905017
PDF
Publication pagedfba3f9e6937f2f335c293e06cffc6277b9fbc0fff0e65610ae10746011805ee
Manifestbac12a26cb5cc5fc1bd7bde9bc4ce5a41f8032b07feb09a2b384d84597a2a5fe

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
SignatureTtIeUwRkkZC/TjR70T/XmMPK7IimWLCnYU05maf7cc4+L9y/RJ2bBfu1ctz+PMyh8QP+H28NGZwuOWGDqqNBBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:10.764521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055037
observed dfba3f9e6937f2f335c293e06cffc627...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:10.746419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055037/manifest.json
observed bac12a26cb5cc5fc1bd7bde9bc4ce5a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:10.728660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055037/publication.md
observed cf4838e09443edb35a5192c849b7bb80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:10.712171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055037/publication.txt
observed 2cb5077814a713453c59cf167c95c10a...
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.