OpenTechnical

OT-2026-000060735

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000060735) never changes.

Identity and time

Publication numberOT-2026-000060735 · never reused
Internal UUID01a0ae8a-b7ce-7255-a205-502e60311a65 · 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-2026-000060735
StatusPUBLIC

Content hashes

Canonical text608d5c1db3ed5c3d305c9b70787faae680ad219d4a1b70333f2bc7462838fa70
Markdownd38f9f6c7b47f8d6dd86aec7df622483e65df8b4e94adf16f5f55ee093823834
PDF
Publication page966e3d90e01da10f3677277d40b89f112b306df9b0ceb266c61b18056de478df
Manifest7cb4c60438e832588731b444941b6a0c7bf58d5dbff88674efbc9fdd9e66f7cb

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
SignatureI9YZwyuyDUcHKAMRWn7pdUf463r2Y0tU3qWHOH0649t+UaWrvz4Auo11dLbI0Egyc/QfFYzy44VK8zJl8CHKBA==
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

2026-09-17T10:43:28.122377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060735
observed 966e3d90e01da10f3677277d40b89f11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:28.104960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060735/manifest.json
observed 7cb4c60438e832588731b444941b6a0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:28.084863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060735/publication.md
observed d38f9f6c7b47f8d6dd86aec7df622483...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:28.068347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060735/publication.txt
observed 608d5c1db3ed5c3d305c9b70787faae6...
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.