OpenTechnical

OT-2026-000058006

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000058006) never changes.

Identity and time

Publication numberOT-2026-000058006 · never reused
Internal UUID01a0ae88-6ed9-79ad-9023-a03e3add052b · 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-2026-000058006
StatusPUBLIC

Content hashes

Canonical text999e19235128c6f5dd76ae0cb391dfd6e6e1aa40fb9991caba666873b8040147
Markdowncb9a7e5f90adfcfa7aeab4723f5dfad6ca2fbd7498cf2a1b58dd26bf5da96db2
PDF
Publication page22c9e9f821e79869fb8969644c0545f729e25c5be47ff9847f266fa464ff9b66
Manifeste91b356f6731ec26d770333f7816e1116783bdfd0af6edb178a5b08094fe6cb0

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
SignatureUJOuBAQ0lmWDWq53zhJ9+2jTHPq+YH9KYHqbQd6vyptmm+aV7REzVrVtuTgpPMF2iMqX+Ly8l9wVAvikOlwhBg==
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

2026-09-17T10:47:38.376908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058006
observed 22c9e9f821e79869fb8969644c0545f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:38.358339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058006/manifest.json
observed e91b356f6731ec26d770333f7816e111...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:38.338149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058006/publication.md
observed cb9a7e5f90adfcfa7aeab4723f5dfad6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:38.319193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058006/publication.txt
observed 999e19235128c6f5dd76ae0cb391dfd6...
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.