OpenTechnical

OT-2026-000027342

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, 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-2026-000027342) never changes.

Identity and time

Publication numberOT-2026-000027342 · never reused
Internal UUID01a0ae72-6997-7ada-addf-73abee211183 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027342
StatusPUBLIC

Content hashes

Canonical text51083145186b168f2190e1ee236930316e019a8907df5d574868706272bdd8db
Markdowned70d9239cd375ab1d81bc498b881ce2599f6ecb1b4913ca5bcffc636a3b2e45
PDF
Publication page88957d065b051c9738d9482b9d2bf44b3aa5756a4bfb348923cdfb1e55ff2a39
Manifest5ce9aa2049d5a62af839ec37b15b0977c8346ea07c302ddadc0c58685d3fb7ad

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
Signature3DN2OoAZgaCuDA18X7foT6ygRk5zIqjaoZXaaANOi0kHdjWH2QRMyotBalOtds6eePKEoc70H5M+HXcUD2XyAQ==
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

2026-09-17T11:42:44.899451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027342
observed 88957d065b051c9738d9482b9d2bf44b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:44.879585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027342/manifest.json
observed 5ce9aa2049d5a62af839ec37b15b0977...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:44.860990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027342/publication.md
observed ed70d9239cd375ab1d81bc498b881ce2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:44.841324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027342/publication.txt
observed 51083145186b168f2190e1ee23693031...
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.