OpenTechnical

OT-2026-000026006

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off before set-down

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-2026-000026006) never changes.

Identity and time

Publication numberOT-2026-000026006 · never reused
Internal UUID01a0ae71-a83f-713f-b5fc-6458bf491841 · 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-2026-000026006
StatusPUBLIC

Content hashes

Canonical text02a3ebc4f2591eb74459b98495673217f829c16efa33381eea39e47f12359059
Markdown086eb79e08d21a881315323078d863dd0406589ab3503ed98df4f3b57dc3dcbf
PDF
Publication page0d9f3729fa8a0aa82db8cac2cccd7f39d7b89621a6eeae745ec4825daa6e46b7
Manifest7bdd583d04c9570db43cb3feacff184bc1c22e5ad53cc4d3b6e4b8352c1640e0

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
SignatureUcmr6gJQSC0OdE8OEGl+/7zKUfbVlPvdYZ21q5MAOR82DpLRZPOB/iOsxEQcYNVwRAilCAE5v5m4iMhma/PABA==
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

2026-09-17T11:46:23.048536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026006
observed 0d9f3729fa8a0aa82db8cac2cccd7f39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:23.031099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026006/manifest.json
observed 7bdd583d04c9570db43cb3feacff184b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:23.012004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026006/publication.md
observed 086eb79e08d21a881315323078d863dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:22.994388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026006/publication.txt
observed 02a3ebc4f2591eb74459b98495673217...
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.