OpenTechnical

OT-2026-000047480

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000047480) never changes.

Identity and time

Publication numberOT-2026-000047480 · never reused
Internal UUID01a0ae7f-3e58-7f6a-877d-3384dc7326bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047480
StatusPUBLIC

Content hashes

Canonical text0a0a614343b3ba847964fb6de5b59e9aded5323887f938e9ab9ca2e04d818a29
Markdown06045a54d131a03bf606639642de2665ea3a65e16110b12ac6badc534876b057
PDF
Publication pagecaf4bc1d5f186b7427c7e7d70ce946f32774c06417cca62585c38fea040a72b5
Manifestde9253e4997947322b6e201e49bfc554e56aa62b0e4dd6b5f94f1a71dff6366c

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
SignatureaSTkmIjIaoRWjhdk//FztuxvLK//50TfgIH2+6SVMy4f/HanmMVCsZ/Hx74FoDZ3KO/sTUDijrFSO4s3Fhf3DA==
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

2026-09-17T11:06:31.123943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047480
observed caf4bc1d5f186b7427c7e7d70ce946f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:31.105156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047480/manifest.json
observed de9253e4997947322b6e201e49bfc554...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:31.085718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047480/publication.md
observed 06045a54d131a03bf606639642de2665...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:31.066909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047480/publication.txt
observed 0a0a614343b3ba847964fb6de5b59e9a...
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.