OpenTechnical

OT-2026-000030568

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, sustained 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-2026-000030568) never changes.

Identity and time

Publication numberOT-2026-000030568 · never reused
Internal UUID01a0ae73-e505-75dd-81bb-e3d455eec98f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030568
StatusPUBLIC

Content hashes

Canonical text9ed96a15e6e5828c86f08f7af65f186ee57d36990c56025e30df8f133254d689
Markdown7804e59e03d3ed77465e08069e871276e3d4641b97a74288f4d537b7287adedd
PDF
Publication pagea2731e5e4731b36d9cbece42515042e6b5067dd3bda4b21aa53466a7527713f7
Manifest9a4deb7b4c7ad7ca0b03f48a880156e46fcfe46a394518819f9153562155170b

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
SignatureRE2Todm5R0q8WHFVfg7aDSrlZRG3NuEQ6cZKLoZPLFZCNZLCKMdVZplApi9+Co6ZL4s6N5IDiiKhCeVnZw+oDw==
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

2026-09-17T11:38:26.464951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030568
observed a2731e5e4731b36d9cbece42515042e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:26.446481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030568/manifest.json
observed 9a4deb7b4c7ad7ca0b03f48a880156e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:26.429520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030568/publication.md
observed 7804e59e03d3ed77465e08069e871276...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:26.413159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030568/publication.txt
observed 9ed96a15e6e5828c86f08f7af65f186e...
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.