OpenTechnical

OT-2026-000064840

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000064840) never changes.

Identity and time

Publication numberOT-2026-000064840 · never reused
Internal UUID01a0ae8d-debc-799d-bd02-565810e11e94 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064840
StatusPUBLIC

Content hashes

Canonical texte8262c6580d50d2f4c06f6a7d794de861be62e2fe422224e2ff87bc3af924da3
Markdown6b5cf24439cd42d4f4f929d23ad4b7afb2e1f41b131b96d82e95a9a5246a0c9a
PDF
Publication pageb29875e8f10e723bc2bd5b264b5c6f2bc87a275793547bab138f42f17c2e4fb9
Manifest57bf4816c657d599c6bb81b58f3ee253e2ea5a38773e93315fa40a208bfd62b3

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
SignatureGM2QWXLtfJIjvlnhP0hdjjqMe3tobIhpBrdxdTGfbHBZVID+uyUq3JhbTVpQcBwY+7lT6b6luCLwFwua48OgCg==
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

2026-09-17T10:35:45.070082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064840
observed b29875e8f10e723bc2bd5b264b5c6f2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:45.050278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064840/manifest.json
observed 57bf4816c657d599c6bb81b58f3ee253...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:45.030103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064840/publication.md
observed 6b5cf24439cd42d4f4f929d23ad4b7af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:45.009928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064840/publication.txt
observed e8262c6580d50d2f4c06f6a7d794de86...
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.