OpenTechnical

OT-2026-000055111

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, two 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-2026-000055111) never changes.

Identity and time

Publication numberOT-2026-000055111 · never reused
Internal UUID01a0ae86-5e82-76f0-8316-5c203afa7127 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055111
StatusPUBLIC

Content hashes

Canonical text54fb85070157f32d61ccfbc6a04c099f3f855e1fec08eddc2e1d5b65fd95e7aa
Markdown4087734b5936e6205cb42f0075c9b2c5fc46aa4849665abfc58904e7f567269d
PDF
Publication page446998dbeb9ce91499d96a70e11f16a50aa38717220d28ac6b6a23444b4a5df3
Manifestc35e15ac0a5d90f31b9ba6aaf991a8b42dddf67cc5cd13a18a657ea28bf4f760

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
SignatureIAYa7LQ/C82eIwFqJd1fQMKOfrUiaXs7qN0apMyd2B70cyLlda/jwmezl1w6zY1qL5EGvtrUwAu8xnt7HHMMBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:16.458404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055111
observed 446998dbeb9ce91499d96a70e11f16a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:16.439516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055111/manifest.json
observed c35e15ac0a5d90f31b9ba6aaf991a8b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:16.422079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055111/publication.md
observed 4087734b5936e6205cb42f0075c9b2c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:16.402520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055111/publication.txt
observed 54fb85070157f32d61ccfbc6a04c099f...
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.