OpenTechnical

OT-2026-000076078

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000076078) never changes.

Identity and time

Publication numberOT-2026-000076078 · never reused
Internal UUID01a0ae94-6a6e-7f94-9426-f80ec495e538 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076078
StatusPUBLIC

Content hashes

Canonical text6e7cccc5cb6ee6ef91762f242de74b89d016790472b766ba4f74133a2044bd59
Markdown336a23a03781e5912f7a2af3749060a64e464c9d66fd916df4719fd0ff92f7f4
PDF
Publication pagea9b99db0e856244f4e1d87aa1cad25a4807a6a0a57d95e63485b5b3580be14a4
Manifest1e5d2410f54456571a9205fb92288c3cfcdb3ad6f60b42d755392291c75d1e9e

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
Signaturegnk30ahcCVXBZfnfBIj9XzDNvwnaV+OqTZvJuocSR+UK8Yy+c+Qhm5j2WNf51KHs1XiqeuRMGc0I2kR+r0dZCA==
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

2026-09-17T10:10:52.963876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076078
observed a9b99db0e856244f4e1d87aa1cad25a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:52.942551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076078/manifest.json
observed 1e5d2410f54456571a9205fb92288c3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:52.301907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076078/publication.md
observed 336a23a03781e5912f7a2af3749060a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:52.283086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076078/publication.txt
observed 6e7cccc5cb6ee6ef91762f242de74b89...
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.