OpenTechnical

OT-2026-000060178

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-2026-000060178) never changes.

Identity and time

Publication numberOT-2026-000060178 · never reused
Internal UUID01a0ae8a-5a72-775a-aedc-d8c90de63ccd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060178
StatusPUBLIC

Content hashes

Canonical textc3f9387436588cb4c11b27701bb37debaec11597c596ce1e49d0e69839e2cec1
Markdownb33ceb35abcfec9c0197d56a0c702b0db6c5a9de7f100aab019624a08ceb749b
PDF
Publication pageaa0223519e0da17d9290b1986331fc083af2dcecaa1bab26bf77bf26717e11a9
Manifest444b1b1935fc462b81538b2ba8186a4206993820e4cb4b49133cdad71ebaa8fc

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
Signature3UclHhlgQU9v9SEnPwS/0Eq6VJ+o6TqjdaIwknd4Shyd1PfvdffCP44maWDOfLH12HVgN/AufA0GFpBEYwgMCQ==
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

2026-09-17T10:43:50.616696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060178
observed aa0223519e0da17d9290b1986331fc08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:50.599358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060178/manifest.json
observed 444b1b1935fc462b81538b2ba8186a42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:50.582462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060178/publication.md
observed b33ceb35abcfec9c0197d56a0c702b0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:50.564198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060178/publication.txt
observed c3f9387436588cb4c11b27701bb37deb...
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.