OpenTechnical

OT-2026-000025758

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000025758) never changes.

Identity and time

Publication numberOT-2026-000025758 · never reused
Internal UUID01a0ae71-a83d-7aad-8497-8ce675899c2c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025758
StatusPUBLIC

Content hashes

Canonical text2d14c287cda699531b2d8b0d0de5fdc4f0da7dfd0d22f4d2cb00d1c6e2793fd8
Markdown5e5f2f651c15bc7ca94ca7bd36e4c5cea25cc1c73a9a7642a106bdad1847c8ee
PDF
Publication page32f433f2babe241073c268d31b69af48f4a100617b76b22710c6fdcd1a9556f3
Manifestd63c639e680e03669679c6194e90fb5ad4dbf6c1100e3be3901a6e83b0c63357

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
Signature1ZeYv4PTSsZ+sdDFl1ysg3ulC4gd4NzuM5Hgqfyl5yHaW+2p3RQmaJyl3Ll8iFm3MN89YNfX+JansEEohp0dCw==
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

2026-09-17T11:45:57.555918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025758
observed 32f433f2babe241073c268d31b69af48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:57.538987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025758/manifest.json
observed d63c639e680e03669679c6194e90fb5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:57.517386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025758/publication.md
observed 5e5f2f651c15bc7ca94ca7bd36e4c5ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:57.499409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025758/publication.txt
observed 2d14c287cda699531b2d8b0d0de5fdc4...
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.