OpenTechnical

OT-2026-000058928

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, sustained blow-off 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-2026-000058928) never changes.

Identity and time

Publication numberOT-2026-000058928 · never reused
Internal UUID01a0ae89-479f-701c-bf35-d9733ff45fec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058928
StatusPUBLIC

Content hashes

Canonical text1bebb9cb577a3f03c896e72f437b8521550ea1d7507f39265ef29d969a0fb7a8
Markdown51d1b0517c71a801f6f5a318143394cc01c013cb8b99e30e7dea0007063c3c92
PDF
Publication page29047049507d22d6d555a80ce588ac1dc39447d4e44e92e0ae64e6081c6f1480
Manifest8ba291af7f5db568148ae794da50794a89d6a36dc386dc9178372fcbb33bd494

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
Signature/ivuF3qMIYuTWFYc6Bons3ZodeP0UybDQ5tp5AFkQNHy8rxvFC5/5fa3QKm5yjySiCdW5Kv5JSSEdLCFpGHiDw==
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

2026-09-17T10:46:29.963430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058928
observed 29047049507d22d6d555a80ce588ac1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:29.943886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058928/manifest.json
observed 8ba291af7f5db568148ae794da50794a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:29.927000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058928/publication.md
observed 51d1b0517c71a801f6f5a318143394cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:29.907153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058928/publication.txt
observed 1bebb9cb577a3f03c896e72f437b8521...
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.