OpenTechnical

OT-2026-000033369

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000033369) never changes.

Identity and time

Publication numberOT-2026-000033369 · never reused
Internal UUID01a0ae75-8980-7613-b02d-c02229b68e88 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033369
StatusPUBLIC

Content hashes

Canonical textbb20b3f31735c9b3b9cd9b4b73d797b6ef01ec370d2fcb37799e7f53786f79cf
Markdown01a8d4ed64b603d98662603422c2cf15a7b96adc70efa12a79f79bd8f1b361df
PDF
Publication pageef92aca109775e71b036d6db6ede9e915ed4487d1949927a4948b56c3f5a9aba
Manifest67757014770def62b5bf568df455f30a71e642b3208f93d2401ab7fb938043c9

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
SignatureTV0viXt0bVYRn/PIAp++RGIw0a+z1kIkqclfJuiKMSUoJOUbxEmLASmoqBp3tiRgGnKCSq673vXDa9aMd5zwDA==
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

2026-09-17T11:32:08.238190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033369
observed ef92aca109775e71b036d6db6ede9e91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:08.219448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033369/manifest.json
observed 67757014770def62b5bf568df455f30a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:08.200743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033369/publication.md
observed 01a8d4ed64b603d98662603422c2cf15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:08.181961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033369/publication.txt
observed bb20b3f31735c9b3b9cd9b4b73d797b6...
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.