OpenTechnical

OT-2026-000007606

Publication integrity record

Single cup vacuum gripper, two stage ejector, supply line 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-2026-000007606) never changes.

Identity and time

Publication numberOT-2026-000007606 · never reused
Internal UUID01a0ae62-76bc-7224-b906-ebe78361fc4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:23.688458Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007606
StatusPUBLIC

Content hashes

Canonical texta0cdcdc9a1ae637515bb316288a2c569ec9ffce17a03d997a9c193f11d3904df
Markdowne224bfb35a22a9bd1fcf67692afd91168de467b5e76908c70519e8edf2ff0d30
PDF
Publication pageea360e1bc3225494e4ff5674700c6b21d560ddb9d244b86c519b6043b667f30e
Manifest1b34b0c14c41be697aaf2130e8b242322ba3a3783e0dd11d244417f1232ae27d

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
SignatureM7o/HLgZ1xk6fMzwBhf4cVugKQhGko4l8NMiwB12pEilEBG+6KVL7axtYoAenGKUYH9U6pFmV3Ec9a/fEkAECQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:13.065632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007606
observed ea360e1bc3225494e4ff5674700c6b21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:13.048124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007606/manifest.json
observed 1b34b0c14c41be697aaf2130e8b24232...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:13.028620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007606/publication.md
observed e224bfb35a22a9bd1fcf67692afd9116...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:13.011800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007606/publication.txt
observed a0cdcdc9a1ae637515bb316288a2c569...
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.