OpenTechnical

OT-2026-000092577

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, three 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-2026-000092577) never changes.

Identity and time

Publication numberOT-2026-000092577 · never reused
Internal UUID01a0ae9d-b5fe-7cb9-9a85-88cb781ba722 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092577
StatusPUBLIC

Content hashes

Canonical text3ca1a9f1e2898b6af3b44d4540a78878822759ce5f7ea5de85b8fe35975f686e
Markdowndb262749fa33bcb6978d996cc27eb803ebaab8e2d7fa9279eb61793e1a7d45dc
PDF
Publication page6157fc82704e6e39062874b9110a15dc0ccb1e28a779aa1297ec41c97dc6f68d
Manifest538496e7c55065a58fef5b5dd305d2465283a9620c2032d67d184149659294ec

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
Signaturee93Cm24b0LXP2ySLPG3IW+NU6xCyg3uhGg113BYQWmXF+gDE73nAMvDWUpe1sa9MmElqCkZZepiiVg4tDSu7DQ==
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

2026-09-17T09:41:10.349253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092577
observed 6157fc82704e6e39062874b9110a15dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:10.331884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092577/manifest.json
observed 538496e7c55065a58fef5b5dd305d246...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:10.313432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092577/publication.md
observed db262749fa33bcb6978d996cc27eb803...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:10.296007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092577/publication.txt
observed 3ca1a9f1e2898b6af3b44d4540a78878...
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.