OpenTechnical

OT-2026-000075916

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000075916) never changes.

Identity and time

Publication numberOT-2026-000075916 · never reused
Internal UUID01a0ae94-29ff-7e42-b0c3-e871b17de3cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075916
StatusPUBLIC

Content hashes

Canonical text566c7a46d1d4ae60d88bbda80897e9ec6f2ae84de403d3eb9b71371845bf8579
Markdown3cc8f347a6fd26c968be6f886df27baa3a1e34b795e8dc94ce08528ec9bf745b
PDF
Publication pagee6acfd7d277a56ae77b232fdc9f4f8bbd85f1cd49cbdb64245004717c9d39356
Manifest3b8dca015b5198a3da440b2cb7bd4632740de2cfb0ef3f57e90a5cc10f3d0232

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
Signature+UhqneGt4n8L3BtXC0G84dh6Y5WoRuH6EePc9TRgA0xSZMwr3RyUbYePkTPj3v9vvhYvl0jYMYwfQlaKBllqAA==
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

2026-09-17T10:14:45.279574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075916
observed e6acfd7d277a56ae77b232fdc9f4f8bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:45.261853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075916/manifest.json
observed 3b8dca015b5198a3da440b2cb7bd4632...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:45.240583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075916/publication.md
observed 3cc8f347a6fd26c968be6f886df27baa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:45.221972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075916/publication.txt
observed 566c7a46d1d4ae60d88bbda80897e9ec...
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.