OpenTechnical

OT-2026-000104432

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000104432) never changes.

Identity and time

Publication numberOT-2026-000104432 · never reused
Internal UUID01a0aea5-3421-7be9-b40b-c8e7ce6ddbb7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104432
StatusPUBLIC

Content hashes

Canonical text9d87cc0a2b435110db90bd8d9f7be1e38b6fbbe1acf37322b4cfcb42080762d6
Markdowne0725cb3711ee8d283878e19bc2b6b7f9f866430b3a75cb3e88fe6b06001167f
PDF
Publication pagefeeba2bb1da6ce3d9f8a6a2cf51a2dfb6c96ab4c23709c89c79dbe7090726980
Manifest9c195c33f8e2825354fe84ac903f6c0068d0cea1abe44fb6dc544a742de8c8ff

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
SignatureProiFeg/LYxa79s5dkD1B0JmC33ecdfqTyjudxid/4KsstG8UYy63o08quAptw+QoK6IpmCxEiQYL9DE93g3CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:21:42.473227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104432
observed feeba2bb1da6ce3d9f8a6a2cf51a2dfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:42.455946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104432/manifest.json
observed 9c195c33f8e2825354fe84ac903f6c00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:42.439051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104432/publication.md
observed e0725cb3711ee8d283878e19bc2b6b7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:42.421496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104432/publication.txt
observed 9d87cc0a2b435110db90bd8d9f7be1e3...
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.