OpenTechnical

OT-2026-000073963

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, manifold 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-2026-000073963) never changes.

Identity and time

Publication numberOT-2026-000073963 · never reused
Internal UUID01a0ae93-2b8e-7c75-a571-bdfeef1c5b00 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073963
StatusPUBLIC

Content hashes

Canonical text373ccf0da18b32e8fae6eee63324527124fd3a293b5685f8cf3c55d96c51367e
Markdownc2a81cd0f5ad1cd9afb042ed567d8a5ed79754eb85b05df5d527701f8d0439cf
PDF
Publication pagede70dfb1d2ee92b2e6f068efc2e646954b21c2487c89c0f5e0c847b88d700bb8
Manifest93315999ba7054777b15842ad9e3232fad96dfbfc6cdadaf6b20493e3cf90755

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
SignatureZKPL4oWFXrtTmWgAO/vJrlgkI6DsoOqpLbqbhk7bc/6FARWFL4StX/RjVLAEfjcAAGeRM1wjMLCijVzBgPBEBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:20:15.368048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073963
observed de70dfb1d2ee92b2e6f068efc2e64695...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:15.346835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073963/manifest.json
observed 93315999ba7054777b15842ad9e3232f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:15.327856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073963/publication.md
observed c2a81cd0f5ad1cd9afb042ed567d8a5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:15.309818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073963/publication.txt
observed 373ccf0da18b32e8fae6eee633245271...
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.