OpenTechnical

OT-2026-000092348

Publication integrity record

Four bellows cup vacuum gripper, four zone face, two stage ejector, supply line pressure sensor, sustained 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-2026-000092348) never changes.

Identity and time

Publication numberOT-2026-000092348 · never reused
Internal UUID01a0ae9d-875b-7dc3-869a-786eb991e3da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092348
StatusPUBLIC

Content hashes

Canonical text50ce94060b322a17eaaea8536651b57dfd85b189a45340fe5b37c4dd10be55f4
Markdowndc7e02b9c6f6bce0214ff035b0c156364454923cdabe812ef57c943d288d6334
PDF
Publication pageb644d677f2e346123598b3eef98121edbec86aba47a3b969e33e65ef4952b210
Manifest786101397f4ad1722fec83d9382ad8f79b7af628da12894a338fba4176d8eae8

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
SignatureAUTzM0jPJzHhlV7BYpnRUK6gESJvG4U+7hd4FJAN1zqXoTN89L6vNVAAy3XPdTUfF7ZungIih2C1PgCBTvMCBw==
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

2026-09-17T09:41:53.921155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092348
observed b644d677f2e346123598b3eef98121ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:53.903315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092348/manifest.json
observed 786101397f4ad1722fec83d9382ad8f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:53.885532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092348/publication.md
observed dc7e02b9c6f6bce0214ff035b0c15636...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:53.868571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092348/publication.txt
observed 50ce94060b322a17eaaea8536651b57d...
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.