OpenTechnical

OT-2026-000077392

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, vented 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-2026-000077392) never changes.

Identity and time

Publication numberOT-2026-000077392 · never reused
Internal UUID01a0ae94-f509-75b2-b26f-7add078ffd2d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077392
StatusPUBLIC

Content hashes

Canonical text3f9d46b882edc637da97c646b6b69fbda5d79a3c03ff06e136cf3fda8a28d835
Markdown12dd7795107a7f308d36210b2a55573157c2db556cd74aaf0b0af775679efa9d
PDF
Publication page4b9a7551f02240a58a90d3c0b6bfedb78e891f9fffee5f05274afd0b95d22390
Manifest14b0ca7947cfce0d26f0481cdafbd6dbc9d83bf30f8ef342d052ca8f55e6a9dd

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
Signature61PoIa/6LjnYNOUCzQ4zmgUMwiBh1BiG/iesCfxniycZ2M24ZDAjqkYvaT+NG7xQaVjicuh44oV3geydbdWWCA==
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

2026-09-17T10:09:02.463057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077392
observed 4b9a7551f02240a58a90d3c0b6bfedb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:02.445634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077392/manifest.json
observed 14b0ca7947cfce0d26f0481cdafbd6db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:02.426876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077392/publication.md
observed 12dd7795107a7f308d36210b2a555731...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:02.408178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077392/publication.txt
observed 3f9d46b882edc637da97c646b6b69fbd...
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.