OpenTechnical

OT-2026-000060814

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, vented after 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-2026-000060814) never changes.

Identity and time

Publication numberOT-2026-000060814 · never reused
Internal UUID01a0ae8a-b7d1-70db-80ef-e3f75d3e96fe · 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-2026-000060814
StatusPUBLIC

Content hashes

Canonical text8c5837c9a98254dd0dfcf1474cbf81a4a9bda15e3d09a3708df4b8fd38b4256e
Markdown50100256852aad9e613ccb9c1c2bb61874098d16d5e086a95d97307ac98649fe
PDF
Publication page833ac8fe9f02eae092523be958b96ef52204bbba0cd65db42d25e81c4570a33d
Manifestccf4ee7fa285bb57ef47d8125b06d5ac54f6b8ef9665e42c71b72b896f6a3051

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
SignatureALQ5W3iOZoc+3Lf5AJUxKAYaIXp4P1uJwyJhT658uEyrw2zedcOHFQZyQLyrgz1HFg7CXZVabPt76+SvdqrBCA==
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

2026-09-17T10:43:33.876653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060814
observed 833ac8fe9f02eae092523be958b96ef5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:33.858245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060814/manifest.json
observed ccf4ee7fa285bb57ef47d8125b06d5ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:33.841186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060814/publication.md
observed 50100256852aad9e613ccb9c1c2bb618...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:33.825878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060814/publication.txt
observed 8c5837c9a98254dd0dfcf1474cbf81a4...
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.