OpenTechnical

OT-2026-000043377

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, sustained blow-off after 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-2026-000043377) never changes.

Identity and time

Publication numberOT-2026-000043377 · never reused
Internal UUID01a0ae7b-327e-79c3-8550-16f071c893a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043377
StatusPUBLIC

Content hashes

Canonical textfc8de0a42484b413961a4874c23ae89bedc7acb1cc1956a49db3f85c02420fe7
Markdowne4d4cd6aa57f7767936525b7ae3abefca84a644543ccc828d35c806200b7521e
PDF
Publication page38fa41aa7cbe4292becb7d5b0304faca710345b0ff593530fc3f64b4ecd3f1d4
Manifest6987a039ae93521d1f20ac0ce406effd570515280af3ce3c6c419024b093cc52

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
SignaturevFvQSTXXvT6vKX/PIiBGbIQ/MEEqHd21JrN7OFiVxau4q8e3mnNPgr117ECc5oIE4+lxEehQ7BmQqE9AAehECg==
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

2026-09-17T11:13:54.305569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043377
observed 38fa41aa7cbe4292becb7d5b0304faca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:54.286244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043377/manifest.json
observed 6987a039ae93521d1f20ac0ce406effd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:54.268193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043377/publication.md
observed e4d4cd6aa57f7767936525b7ae3abefc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:54.249804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043377/publication.txt
observed fc8de0a42484b413961a4874c23ae89b...
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.