OpenTechnical

OT-2026-000060531

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000060531) never changes.

Identity and time

Publication numberOT-2026-000060531 · never reused
Internal UUID01a0ae8a-b7cc-7786-9250-d928d7e81c37 · 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-2026-000060531
StatusPUBLIC

Content hashes

Canonical text5ec38995f7a77091b27f90a22602b4ddecae091d0cb89a58339379e06a9056f6
Markdownfb3c37d337d26f64c794362557d213954c97e64467aec180daa84f1be1a786b0
PDF
Publication pageab6965e53c8c914c12ba0301268fdd6f9a83e26c45c0e4ce20448ac2f5b45b80
Manifest19475919c6c09699a2fb4a547843eeb595f36643edb4a4f390ac36d0d270ce91

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
Signature5STtkRc6BnyK9KOKZwej5FjuowFrnYuQv+m8pTExCwqjW0FUtXHu+l8RbudGE7Xna+MQP81uX68qre48RxxeBg==
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

2026-09-17T10:43:08.287207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060531
observed ab6965e53c8c914c12ba0301268fdd6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:08.270591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060531/manifest.json
observed 19475919c6c09699a2fb4a547843eeb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:08.252877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060531/publication.md
observed fb3c37d337d26f64c794362557d21395...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:08.232908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060531/publication.txt
observed 5ec38995f7a77091b27f90a22602b4dd...
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.