OpenTechnical

OT-2026-000038916

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000038916) never changes.

Identity and time

Publication numberOT-2026-000038916 · never reused
Internal UUID01a0ae78-769f-7e80-b7fe-cb437bc7fdf1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038916
StatusPUBLIC

Content hashes

Canonical text26416836b10a0ff09cc8ee37a3ad474a9456a062e62f637fbaaa0e139f49066c
Markdown85152b1e48d97d35f36c1a670daa43120c69467a1c27dae9265e00eb6b2163c0
PDF
Publication page2c10059dd83f8a765dc916fb6a4caf43ac9fb0358780ff8e742650ab11ab48d7
Manifest72ce4aabfb87a4ada22af7e245ab9c826fbdea85ef83b5f9a68bc5407469f4ef

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
SignatureYMfp1DQ0tC06f245s6XjFHzAvHLlq0HP/Vven++2wC69XZHZvAMEOaxNb2zqgdfexLy9JWzMvMBVOJwuE2ULBg==
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

2026-09-17T11:21:35.437299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038916
observed 2c10059dd83f8a765dc916fb6a4caf43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:35.418010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038916/manifest.json
observed 72ce4aabfb87a4ada22af7e245ab9c82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:35.398339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038916/publication.md
observed 85152b1e48d97d35f36c1a670daa4312...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:35.379584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038916/publication.txt
observed 26416836b10a0ff09cc8ee37a3ad474a...
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.