OpenTechnical

OT-2026-000063772

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000063772) never changes.

Identity and time

Publication numberOT-2026-000063772 · never reused
Internal UUID01a0ae8c-f946-798b-8f0b-c6f00154703b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063772
StatusPUBLIC

Content hashes

Canonical text4cfb0d5a0ea608040e2a192a9fcdac383e70b3c9da7ba7e231f49293d270a3e1
Markdown1ca58894243fe3f20cf1e3588e0066ad8b335a117a46e4918fde90d737d4d590
PDF
Publication page1d658ccc3f6d39015db19664136ec686ccc7a96affe404db9bb35bba6acb8551
Manifestd3c8a6a051088cdbd8ec8d6515684bfaa5ac134e0c11f0489bb66d39776b3ba2

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
Signatureq2Ae7f4nQDSUM6Mg2zykqkx+uQIEMBQoHXFsaCeYKNpoumM9PbWYTYuDcYZdx/u2hQzD4pDiUzObvpCkN/2lDA==
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

2026-09-17T10:40:03.417149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063772
observed 1d658ccc3f6d39015db19664136ec686...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:03.396042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063772/manifest.json
observed d3c8a6a051088cdbd8ec8d6515684bfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:03.373309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063772/publication.md
observed 1ca58894243fe3f20cf1e3588e0066ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:03.351384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063772/publication.txt
observed 4cfb0d5a0ea608040e2a192a9fcdac38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:26.743865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063772
observed 1d658ccc3f6d39015db19664136ec686...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:26.724424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063772/manifest.json
observed d3c8a6a051088cdbd8ec8d6515684bfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:26.704514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063772/publication.md
observed 1ca58894243fe3f20cf1e3588e0066ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:26.686897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063772/publication.txt
observed 4cfb0d5a0ea608040e2a192a9fcdac38...
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.