OpenTechnical

OT-2026-000058190

Publication integrity record

Six pad foam vacuum gripper, six 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-2026-000058190) never changes.

Identity and time

Publication numberOT-2026-000058190 · never reused
Internal UUID01a0ae88-6edb-76d6-b22f-5588a1fd796b · 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-2026-000058190
StatusPUBLIC

Content hashes

Canonical text9c95f3a46edd2fc978a27e7d1fcbfa187a866eeec5b57864752fc60043f3d968
Markdown80b1988b6ab2a0b220be7fbe548f034180ef26cf1c4a5a9943af4102702a473d
PDF
Publication page5bddff44b670d5604737d554628255ba2987a82006faed6b8374e435ae7c9df8
Manifest22cef4f7ed7f2e006a08d3d21947fd6b6df42c5dbd910d4ab154b0c507809f73

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
SignatureC1bjuTwf8AXFiZBPTqlZmrQEdGM6Ooj0KFCJejY8GwrZHjzlC6CeMWxlsibkzn0Gvqlsmtyftl3Kws/qTFK7Ag==
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

2026-09-17T10:47:53.842973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058190
observed 5bddff44b670d5604737d554628255ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:53.821083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058190/manifest.json
observed 22cef4f7ed7f2e006a08d3d21947fd6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:53.802008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058190/publication.md
observed 80b1988b6ab2a0b220be7fbe548f0341...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:53.784245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058190/publication.txt
observed 9c95f3a46edd2fc978a27e7d1fcbfa18...
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.