OpenTechnical

OT-2026-000060673

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, vented 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-2026-000060673) never changes.

Identity and time

Publication numberOT-2026-000060673 · never reused
Internal UUID01a0ae8a-b7cd-7a06-b8a2-2551a8b087e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060673
StatusPUBLIC

Content hashes

Canonical textff58ee6e188de1469d37d3da3175a4c323218d2566b37f737f394bb44d0ddd62
Markdownb49ab650210ca3ba5c3c3cc96fd9418392dec0d3ce8f32bde53e5caba7fa53d7
PDF
Publication page78b298ed487312b686fb1df72c055e8f90feb7953fb3b4d32de98d93129b4519
Manifest8f3e447454667a49617f159472e4a4fb67f9ee63de09ea05a1b448fa5e1e77c0

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
SignatureUeU94s0rXAH1DKDGYF33n46Y1NuHA7l90caBP3uuCnwh3rgRqa1LTCNBV4xttcL+hbjTyIRejRMC4sLgVfeqCg==
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...

Independent retrieval

2026-09-17T10:43:18.799515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060673
observed 78b298ed487312b686fb1df72c055e8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:18.779968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060673/manifest.json
observed 8f3e447454667a49617f159472e4a4fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:18.759893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060673/publication.md
observed b49ab650210ca3ba5c3c3cc96fd94183...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:18.740994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060673/publication.txt
observed ff58ee6e188de1469d37d3da3175a4c3...
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.