OpenTechnical

OT-2026-000016037

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000016037) never changes.

Identity and time

Publication numberOT-2026-000016037 · never reused
Internal UUID01a0ae6e-0c4e-78c5-957e-f082e40e25a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016037
StatusPUBLIC

Content hashes

Canonical text8538e92db96dc9e643c7c1a07b0133e7ff744e81b6c067a13aaa3a2898380b34
Markdownb363e40761ad78a43ee806e2c58f87f184fad8ddc6d27907bd27fe268046b8fc
PDF
Publication pagecc7b480024e4cd6b30645386a080e744f6cd6b9c64b925783e1503ddb9779499
Manifest266b5acb5512b536e8484a620b1e40833ed1367b34416179a7c9d0ada2e41a7e

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
SignaturesWwmOlDCQyusfBrlQKWRvzEV5p3K4c/58llyRhNejUuj461sLIZaY4QTTbrNDQhuuq1gnRWfMpRrVR/sRctfAA==
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

2026-09-17T12:05:35.450835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016037
observed cc7b480024e4cd6b30645386a080e744...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:35.428731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016037/manifest.json
observed 266b5acb5512b536e8484a620b1e4083...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:35.408968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016037/publication.md
observed b363e40761ad78a43ee806e2c58f87f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:35.386406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016037/publication.txt
observed 8538e92db96dc9e643c7c1a07b0133e7...
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.