OpenTechnical

OT-2026-000088564

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000088564) never changes.

Identity and time

Publication numberOT-2026-000088564 · never reused
Internal UUID01a0ae9b-8f0e-7d1f-9197-00260920d89e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088564
StatusPUBLIC

Content hashes

Canonical text209e8eb4e128908ec9626711fdb771ad3aad409fae882c7606c103db53da7661
Markdown8de3003b197a8f48fe584e6a28cd4f9d960c550e819970f780a3523cf1e5ffac
PDF
Publication page5b9840fcd4d9d04c7fa3e8502bf6f0833404bcd2a7dbc9bda67d305ccb54e8f9
Manifest73118f8c29fe12e09b1ae762dc10301865bc34b12e36bc632738b26fc5839d75

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
SignaturenR1I08xPHfkDNsfKbq3aHNzG39jvejRVjGhEaAovG4h479MV3xiChJp2GPoi90mBHp9cD7/izdENTylyABQNDw==
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

2026-09-17T09:47:44.878029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088564
observed 5b9840fcd4d9d04c7fa3e8502bf6f083...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:44.859689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088564/manifest.json
observed 73118f8c29fe12e09b1ae762dc103018...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:44.840680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088564/publication.md
observed 8de3003b197a8f48fe584e6a28cd4f9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:44.823067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088564/publication.txt
observed 209e8eb4e128908ec9626711fdb771ad...
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.