OpenTechnical

OT-2026-000008380

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000008380) never changes.

Identity and time

Publication numberOT-2026-000008380 · never reused
Internal UUID01a0ae6a-e469-75a8-945f-bc1b795a0f26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008380
StatusPUBLIC

Content hashes

Canonical text85716ecb20469bf3e6568ea318b4b22fc103b0cbf85d375aa4bef2413d8434d1
Markdown76791812de11be7fe10205c8bfe5f432235d33f62cff07c81a281ab1d338962c
PDF
Publication pagef50c71c8ac56453ef3155b9820b0e96d95eb34985d8a03234075035b127cab88
Manifestb038d52629fa94273d699df09c75c4f84075d63d4ea06f4f10dafcb5c61f0ff1

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
SignaturetsHNdocO/nVemhJ4avWaGZw3wqkgxVP4UIh+a5ohz+rrSgoBk/1PMc04iegIEkMkbO0C2CbVIcI9Brx+FgryAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:12.661158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008380
observed f50c71c8ac56453ef3155b9820b0e96d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:12.636774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008380/manifest.json
observed b038d52629fa94273d699df09c75c4f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:12.611549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008380/publication.md
observed 76791812de11be7fe10205c8bfe5f432...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:12.579454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008380/publication.txt
observed 85716ecb20469bf3e6568ea318b4b22f...
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.