OpenTechnical

OT-2026-000044460

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, pulsed 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-2026-000044460) never changes.

Identity and time

Publication numberOT-2026-000044460 · never reused
Internal UUID01a0ae7c-39d8-75c0-9594-1c84225dc118 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044460
StatusPUBLIC

Content hashes

Canonical text20537f0604b1ab4e80c174328e4efaefec0c718f200333377f36955ba054cf51
Markdown455eb0020d0bd51017cd635d551ef769cbccabbfa71d07185b40c72f7b2d9329
PDF
Publication page0786f28ae5fb27d1c504fdaae6359245d75fdad2701937f777c986d88f259539
Manifest47cfe283a470d37b9a02f5ff2bfecc0f76cb659a32ba49be960735da80dc7a08

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
SignatureRWj6zs4LbCtU11ukJbdfpcme2dCvM+QI6mIfnKjyA9Eyw/tKvFLNj4i2TsOgPdDd+TR+W/2uKpGgAxRB+2gyAg==
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

2026-09-17T08:30:51.257538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044460
observed 0786f28ae5fb27d1c504fdaae6359245...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:51.241600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044460/manifest.json
observed 47cfe283a470d37b9a02f5ff2bfecc0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:51.224091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044460/publication.md
observed 455eb0020d0bd51017cd635d551ef769...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:51.083773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044460/publication.txt
observed 20537f0604b1ab4e80c174328e4efaef...
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.