OpenTechnical

OT-2026-000012908

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000012908) never changes.

Identity and time

Publication numberOT-2026-000012908 · never reused
Internal UUID01a0ae6d-5563-787c-90ff-f18595cdc142 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012908
StatusPUBLIC

Content hashes

Canonical text35513db942755affd89cbed54b08f7a24f6f27d0f89205f9e0f664410d48e39f
Markdownb4fd1c676ed4a714206ac1cffe3010355431b11c509cfc15bc8ece2bd72163e9
PDF
Publication page54ea4a88f0be7c7e3d8b2dc65813a126f621a948df7270b8cf5beb74278e0090
Manifestd1e28fa6c2d9a6d54c78b0c4893f5d3b9ba4adee1206287b209440150f43cd49

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
SignatureNmFoQJRKU9HXIPjifF3zVViwm+GiNQrXKrz3kb4ySzrxdakrKLRqebaN4U25bbqNQGTN5GI6msZV25hjYzgaBg==
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

2026-09-17T12:10:41.976599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012908
observed 54ea4a88f0be7c7e3d8b2dc65813a126...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:41.956843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012908/manifest.json
observed d1e28fa6c2d9a6d54c78b0c4893f5d3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:41.938214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012908/publication.md
observed b4fd1c676ed4a714206ac1cffe301035...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:41.919155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012908/publication.txt
observed 35513db942755affd89cbed54b08f7a2...
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.