OpenTechnical

OT-2026-000040348

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000040348) never changes.

Identity and time

Publication numberOT-2026-000040348 · never reused
Internal UUID01a0ae79-2700-76a9-b8ee-0301930b5375 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040348
StatusPUBLIC

Content hashes

Canonical textdf9e1680ae1589b92fe1f3a03c7d40213b39d9d3a223585624f29634a875075b
Markdown9af13eb5f1c304bc8e729b5c9b73347e6238aff3ddfa69193eb0024f9786bff2
PDF
Publication page139067810af2415a239e46d10979c19b32a62bf60c876d7afe3b3396deb92203
Manifestd5b28f1baf6b84ea553d68aa123ac9515fb9e87d9fff6f285ceab5f82840ca60

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
Signaturelz7xJhsSPswcwh/e1jBP0697eJ6ZeSJInrGSILb3Ib/PGF3ci0eiJggRnbfQlR2plqnvljNWiMuJui8dJi0dCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:19:21.532372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040348
observed 139067810af2415a239e46d10979c19b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:21.515819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040348/manifest.json
observed d5b28f1baf6b84ea553d68aa123ac951...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:21.497286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040348/publication.md
observed 9af13eb5f1c304bc8e729b5c9b73347e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:21.467900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040348/publication.txt
observed df9e1680ae1589b92fe1f3a03c7d4021...
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.