OpenTechnical

OT-2026-000064732

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two 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-2026-000064732) never changes.

Identity and time

Publication numberOT-2026-000064732 · never reused
Internal UUID01a0ae8d-deba-7246-9c54-af01861e32c4 · 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-2026-000064732
StatusPUBLIC

Content hashes

Canonical text21cd01594cf68851ea4a1217e5a1f8496b8156aeae626105e6c9a87b7eb95db6
Markdown4281b1b8e767392eaaa6abcd9aa14aa4d5c7ece1a0053b87e860b07f56d6f114
PDF
Publication pagee3d994744dd11a85bf5bb06a7c388d0c55c614401d2f998f1f0a135918c64e70
Manifest0babc03cb137a1a12707a732ff09cc1959d6ebdb58ff9c56e94b628c74a91434

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
Signature4IrdGA0W3fkjUKY23k5Hpj3rmfcwtfjzWF3TwvuRxupG5aj/XpRtQMwK/HU5sRerwGZkfWvQXHZE4Jhocn5hAw==
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

2026-09-17T10:35:36.618144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064732
observed e3d994744dd11a85bf5bb06a7c388d0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:36.599775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064732/manifest.json
observed 0babc03cb137a1a12707a732ff09cc19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:36.580289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064732/publication.md
observed 4281b1b8e767392eaaa6abcd9aa14aa4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:36.563258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064732/publication.txt
observed 21cd01594cf68851ea4a1217e5a1f849...
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.