OpenTechnical

OT-2026-000064297

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, vented after 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-2026-000064297) never changes.

Identity and time

Publication numberOT-2026-000064297 · never reused
Internal UUID01a0ae8d-a460-7a07-b764-ab0aefffcbbe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064297
StatusPUBLIC

Content hashes

Canonical textbd159d1de165f47ba3e78ce0ddd69e410dd04466100dfa728c37f1257e6d15c7
Markdowne7f507ad078efbececaf3f0db9e3356d062df6b529b15f4fb65c90b60eb5d729
PDF
Publication page6fe08bb8aa47c532f8987e6cc1626d89aa0695defa1be43d8797187bae373c99
Manifest6e7cb11c92f8920079a88ebb8a4436dee1b93a2ffb277024ba7d8ceabfc1e88e

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
SignatureX4x9rexuCWqGrG5MQdlEUsNKWx/852etB647NhtLQIrAY14HpmhfJfMtKPJWuCy5xFoWANfKAKnOTQtorrtfCg==
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

2026-09-17T10:36:26.544258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064297
observed 6fe08bb8aa47c532f8987e6cc1626d89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:26.525721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064297/manifest.json
observed 6e7cb11c92f8920079a88ebb8a4436de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:26.505797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064297/publication.md
observed e7f507ad078efbececaf3f0db9e3356d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:26.487632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064297/publication.txt
observed bd159d1de165f47ba3e78ce0ddd69e41...
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.