OpenTechnical

OT-2026-000060141

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000060141) never changes.

Identity and time

Publication numberOT-2026-000060141 · never reused
Internal UUID01a0ae8a-5a71-7a86-ba00-47881a77dc72 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060141
StatusPUBLIC

Content hashes

Canonical textad38d5db1359dbc3b9a42fdd79994befeb8fd615076110a752a3d82671eb6acf
Markdown04ee01c495c0d28a3e1276516861ce997e2f298b6806c1577436a9076874c6fc
PDF
Publication page7af3f7db0d3ee7fca8a844cce6ab03b3bc56de7fe0d58cd31c004ea1f89fbd20
Manifeste87158fd7ffe2f17714c136256c479175420a0a2d0ed2d451bec1748f7b8a4c9

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
SignatureJe5Ys2kyr2RlgEC4ldYxAHYYcWUn3dY98ZIe5uUZKO+l2CknvsKRxFvfKAhbtoRduioEYZlLcEC0wGBCc99uBg==
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

2026-09-17T10:43:47.852079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060141
observed 7af3f7db0d3ee7fca8a844cce6ab03b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:47.831586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060141/manifest.json
observed e87158fd7ffe2f17714c136256c47917...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:47.811641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060141/publication.md
observed 04ee01c495c0d28a3e1276516861ce99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:47.793103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060141/publication.txt
observed ad38d5db1359dbc3b9a42fdd79994bef...
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.