OpenTechnical

OT-2026-000071244

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000071244) never changes.

Identity and time

Publication numberOT-2026-000071244 · never reused
Internal UUID01a0ae91-e0ec-7e74-b15b-7664a5a3e5eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071244
StatusPUBLIC

Content hashes

Canonical text26a54a4fc5310e55bda217c4aa4bb4ac91ad9ba4d1de9fd5853ac30cf719dccd
Markdown0d783fd144c1f7028ad13af5a5c791ae595bd59e467b031f011868486ada9eb4
PDF
Publication page9691f41f2a3197eaeedd660f1729209ded2b581d9b89e913c17baf0d7014ff42
Manifestbbbd30f092281bef904f63979b8b898ff302836a6119e57b3be7836c9eac77db

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
Signature9xC+LfoLN6XkyqTZQ1sUar8W7254Lu/ktKn99DJfBIGr1I4VLdmx3PoFZwxvFwfR4blroO4hkTmfyK+eYYWBAQ==
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

2026-09-17T10:24:47.639934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071244
observed 9691f41f2a3197eaeedd660f1729209d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:47.622750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071244/manifest.json
observed bbbd30f092281bef904f63979b8b898f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:47.605732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071244/publication.md
observed 0d783fd144c1f7028ad13af5a5c791ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:47.587229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071244/publication.txt
observed 26a54a4fc5310e55bda217c4aa4bb4ac...
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.