OpenTechnical

OT-2026-000035748

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000035748) never changes.

Identity and time

Publication numberOT-2026-000035748 · never reused
Internal UUID01a0ae76-b4c8-74e3-bc02-cf651ddb92e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035748
StatusPUBLIC

Content hashes

Canonical text525eb1abc6293772fd23a6017f841fb0c7ce4d6de44061de49f8ab0949ab610c
Markdownf6b2c1b4d2d7167c3eda77eb70ba6aa347dcb90573c5544aa09f95757ecc3977
PDF
Publication page008f45240219e10f383dd03bdbef30db6e57897af659b01180959ea74159f935
Manifest7687ab9c332510344a80c911acf804ab45757e0b28795473769f85e355480fe2

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
SignatureLKTLWnPVfPgUqidTfIGPlIX/nq5WA6ujYTzoKfBZGY55IrGDCHntoiY+xX2tegy72n7ifGHWu0mCnNK/yxM8Dg==
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

2026-09-17T11:27:26.418932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035748
observed 008f45240219e10f383dd03bdbef30db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:26.403183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035748/manifest.json
observed 7687ab9c332510344a80c911acf804ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:26.384694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035748/publication.md
observed f6b2c1b4d2d7167c3eda77eb70ba6aa3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:26.357583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035748/publication.txt
observed 525eb1abc6293772fd23a6017f841fb0...
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.