OpenTechnical

OT-2026-000037205

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000037205) never changes.

Identity and time

Publication numberOT-2026-000037205 · never reused
Internal UUID01a0ae77-7741-7183-9d7b-637a0b742828 · 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-2026-000037205
StatusPUBLIC

Content hashes

Canonical text73fe642a61cc65704b8ba84b801c1ecae608552de25ebb0b93fb335560456248
Markdown951c5a4d73dd0c9133806c8f68fe5fec43da0fcf7cda7810cb6fb10a368138be
PDF
Publication pagef35720143567c96303c7e6260bf97e6d6f0f92120d9ee4cb28a12df48d94d8b8
Manifest160a7eea4db4ca123e0c761b252ae092f44a92939a36b3c48cb8d7656606ef67

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
SignatureH6zhj8Bs2O12o+h8ld4ndFejebQkrIMBB7A5FH1eeGfmhSIulW/Lj290YZcTpOeQ03jqwR5ZqW6fJliUmK+BDg==
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

2026-09-17T11:25:05.575518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037205
observed f35720143567c96303c7e6260bf97e6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:05.560707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037205/manifest.json
observed 160a7eea4db4ca123e0c761b252ae092...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:05.543880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037205/publication.md
observed 951c5a4d73dd0c9133806c8f68fe5fec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:05.528795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037205/publication.txt
observed 73fe642a61cc65704b8ba84b801c1eca...
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.