OpenTechnical

OT-2026-000062083

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000062083) never changes.

Identity and time

Publication numberOT-2026-000062083 · never reused
Internal UUID01a0ae8b-b8b0-78ba-b403-8a1343d44b9d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062083
StatusPUBLIC

Content hashes

Canonical text3cdbc40669239e00d7e589f23f5ac25c7df5b3ce028cc612acbbe434291b2401
Markdownd46409abd946cb603cfe67415cbd572e38dcddad6cdb4f51701af6f4495ac959
PDF
Publication page407e64a94e91b0081cd0d435902c04482544a24619b321874780773720a6aac6
Manifesta82ad66852ee1864803195c810909f9d938163961f7d476a52d2a7a1a9b7671f

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
SignaturekIqEYmrBQqEfezDd/puCBdvn14wuqjFJWKN2veqtc49oJHMH9MFOSeP3TGq+5dBUYKJ3tcuwvdfUfoo4vGVZAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:08.154359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062083
observed 407e64a94e91b0081cd0d435902c0448...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:08.131021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062083/manifest.json
observed a82ad66852ee1864803195c810909f9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:08.113266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062083/publication.md
observed d46409abd946cb603cfe67415cbd572e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:08.095504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062083/publication.txt
observed 3cdbc40669239e00d7e589f23f5ac25c...
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.