OpenTechnical

OT-2026-000035161

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000035161) never changes.

Identity and time

Publication numberOT-2026-000035161 · never reused
Internal UUID01a0ae76-6a1d-76b3-a232-e5861b3f88db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035161
StatusPUBLIC

Content hashes

Canonical text78e7b80517c8c0efe8bc6ef6115f0fc2493fba9b81dcfec3742594a84fa31ae9
Markdown25b60a005e4bdfc537f09c458e15237abd69132e7daedeb3e2daec713f272758
PDF
Publication page11bb21080acae8a64b4611407ce5b6e57991b98ea4fc8171d6ee695f907ed0a3
Manifest701cf5b580f1028096fb9db53fe80d909e538d177420324379d0623cef21e8ad

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
SignatureJN9dWzX7CipUwS7XXCXFyT4N0ywAMourmmShzbJMfstYpM1NrJr6OY0MsTiBd7vou33iPUB9O8Lfyxc/rpY4AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:28:15.355966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035161
observed 11bb21080acae8a64b4611407ce5b6e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:15.337631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035161/manifest.json
observed 701cf5b580f1028096fb9db53fe80d90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:15.320092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035161/publication.md
observed 25b60a005e4bdfc537f09c458e15237a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:15.302006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035161/publication.txt
observed 78e7b80517c8c0efe8bc6ef6115f0fc2...
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.