OpenTechnical

OT-2026-000037101

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000037101) never changes.

Identity and time

Publication numberOT-2026-000037101 · never reused
Internal UUID01a0ae77-7740-71ea-9e44-02aaee8ffbd4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037101
StatusPUBLIC

Content hashes

Canonical text79b0efdc7782fba331c91a1da0d7f6a5ead5bf80915d454a163974d95ee27180
Markdown469b1e9ab5927a2991d110a7b75cb150b6f155bd9ef78d9aee73421180be6219
PDF
Publication page72fa2cb19cd3f26e4a7d8d5a90a341655e11037388d71c1e03b0893a65d248bf
Manifest38b1765f779358bb79c9b190a274e8197a03e3361e27f6bfcb1fee314ec26b61

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
Signature2hKH/hDRgsglKZKzhKs+En+npHoEUiD0Bdw5qEKUfNHKA2q8sGEXJi+qz51JxaOrFRbgHkWRgookVFmml8rXBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:24:58.173909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037101
observed 72fa2cb19cd3f26e4a7d8d5a90a34165...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:58.158480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037101/manifest.json
observed 38b1765f779358bb79c9b190a274e819...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:58.141886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037101/publication.md
observed 469b1e9ab5927a2991d110a7b75cb150...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:58.124390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037101/publication.txt
observed 79b0efdc7782fba331c91a1da0d7f6a5...
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.