OpenTechnical

OT-2026-000032373

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two 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-2026-000032373) never changes.

Identity and time

Publication numberOT-2026-000032373 · never reused
Internal UUID01a0ae75-106e-7768-addc-3bd7eb021c2e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032373
StatusPUBLIC

Content hashes

Canonical textdcbb779674667978ee4c7206592742251c63e741b91ae57ab866073caa983933
Markdown0527ddf1175b79d945ce549763866a04654135d803ac27011e3d6f724c57512b
PDF
Publication page53891245c76c139b83b56d4523fa0c8ab527c9e97e4a617028de31045d26fea1
Manifestac91e2bf8c84806352370fd242dcff500b8c57b02774406ce434cb59827410b8

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
SignatureD5a1QRmm3USAe8pA6B+BdaZaqG7WIl017yUcfcKEDpNbtAsmgpzvbCGHmqb5fOwUWAiVZTcRulBCOMBoltMWCg==
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

2026-09-17T11:33:46.647787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032373
observed 53891245c76c139b83b56d4523fa0c8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:46.628586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032373/manifest.json
observed ac91e2bf8c84806352370fd242dcff50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:46.608649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032373/publication.md
observed 0527ddf1175b79d945ce549763866a04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:46.589369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032373/publication.txt
observed dcbb779674667978ee4c720659274225...
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.