OpenTechnical

OT-2026-000018436

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000018436) never changes.

Identity and time

Publication numberOT-2026-000018436 · never reused
Internal UUID01a0ae6e-b48a-7abe-8b65-1312d27f791e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018436
StatusPUBLIC

Content hashes

Canonical text1e5719d05ed2ea7afe68666daca0dcc0d1c112f42243ad9a4ca3db8bc570207f
Markdown4c2475a93c7e2841cadffdb279b5dfc7a58734d87a00bd807ddb32f5ac6ac533
PDF
Publication page1760186a46a6b3c8c394027e84eeb78938fa6934d46a4f4bf8c8d6bd279f2437
Manifest206f7833846c52c8ab67248f15838e8d867f368e90c777612536c3c520b0f157

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
SignatureacJfPagOmqDaOasO6oiHpIGOJpefecXNi85IKKZau6dPg0dK6D3+JICZ1C0xUmYaXTFXi3bX1+R+PTAR37SqCQ==
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

2026-09-17T12:01:11.344089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018436
observed 1760186a46a6b3c8c394027e84eeb789...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:11.323974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018436/manifest.json
observed 206f7833846c52c8ab67248f15838e8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:11.305312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018436/publication.md
observed 4c2475a93c7e2841cadffdb279b5dfc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:11.286368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018436/publication.txt
observed 1e5719d05ed2ea7afe68666daca0dcc0...
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.