OpenTechnical

OT-2026-000058062

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000058062) never changes.

Identity and time

Publication numberOT-2026-000058062 · never reused
Internal UUID01a0ae88-6eda-7bb6-bb34-92fc929f08d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058062
StatusPUBLIC

Content hashes

Canonical text0612f57bc1a75a77128157cc0a2825396df43dec2bd490b411e20a317e7d4fdb
Markdown9970f1cd4cec708acc10a8fc85b85173ca0709df72bef7ab11fe051fe506cc2e
PDF
Publication page2e6d3ec8a44da3d92c7c34f9ce9ad87a8458efa9b794efe4931d51779b25f8a7
Manifest87b3b70d1a0451f845a375e4360f308e2e5d037e5deea760e10275deb199169e

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
SignaturelinAEl295idYyHVZxSrYChBLGSFzjoolOcHsDUPP1l5o/2G1WN4SvZHzD7MajIRCmnNbHANo7RNWe+JFdPSjDQ==
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

2026-09-17T10:47:42.932196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058062
observed 2e6d3ec8a44da3d92c7c34f9ce9ad87a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:42.914363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058062/manifest.json
observed 87b3b70d1a0451f845a375e4360f308e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:42.896461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058062/publication.md
observed 9970f1cd4cec708acc10a8fc85b85173...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:42.876985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058062/publication.txt
observed 0612f57bc1a75a77128157cc0a282539...
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.