OpenTechnical

OT-2026-000061426

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, vented 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-2026-000061426) never changes.

Identity and time

Publication numberOT-2026-000061426 · never reused
Internal UUID01a0ae8b-7b42-770f-a4af-15357cac9e2c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061426
StatusPUBLIC

Content hashes

Canonical text7024a7da743764ca177981574e2d5a6cfec7f498e4f5ad8c038c9886b0172cf0
Markdown294f25be964a79ab8d45904e0864a8b39545ad16c2bf8d123d40ec657800dc52
PDF
Publication pagea3ba0656e68e2c83701e94e0b446487cb2f1db55418a0cb1bab370036a506652
Manifest64ba465cea7bb4bd54fb5fe44bf41a728800578146919f61397591d39e795e56

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
SignatureexOeZ50SMyMkQdiE2Q83RFTL04+TqR6NLS1cAs2khFrxUH1THUiAngAbg4qt2lpC4G8sApXSzBK3KpNydzyBCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:17.995888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061426
observed a3ba0656e68e2c83701e94e0b446487c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:17.977518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061426/manifest.json
observed 64ba465cea7bb4bd54fb5fe44bf41a72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:17.958571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061426/publication.md
observed 294f25be964a79ab8d45904e0864a8b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:17.938393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061426/publication.txt
observed 7024a7da743764ca177981574e2d5a6c...
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.