OpenTechnical

OT-2026-000037289

Publication integrity record

Six cup vacuum gripper, six 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-2026-000037289) never changes.

Identity and time

Publication numberOT-2026-000037289 · never reused
Internal UUID01a0ae77-b8cc-7533-9ec2-dc7f75095275 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037289
StatusPUBLIC

Content hashes

Canonical textb091f38af65709a895568f5410009bfe3a3f7e5bd83357b042277b17207e92bd
Markdownc054664a6a8728c0cf59b9d93d30ff6e245c47a9492b080151d741be59d7d2c4
PDF
Publication pagec1fac43b2fa9c592c7bc4197915e8a14d69a9eb05de4197d603b4463cd7f9a3f
Manifest8a524d105965c72c9b27fd5fd86a34ef179b02e371bf4e5b6522a61416bdb9b5

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
SignatureadklRw9O59LpREGiwtn2z3ugveleqwoybAIOUY5GcdXf7T/9CS/EqaHmfItWwdy7UoCKw9Wg97UcFg0bHYnfDQ==
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

2026-09-17T11:23:34.257043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037289
observed c1fac43b2fa9c592c7bc4197915e8a14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:34.239539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037289/manifest.json
observed 8a524d105965c72c9b27fd5fd86a34ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:34.220525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037289/publication.md
observed c054664a6a8728c0cf59b9d93d30ff6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:34.203695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037289/publication.txt
observed b091f38af65709a895568f5410009bfe...
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.