OpenTechnical

OT-2026-000084366

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, sustained blow-off before 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-2026-000084366) never changes.

Identity and time

Publication numberOT-2026-000084366 · never reused
Internal UUID01a0ae98-5b62-7eaf-a823-9a29a97decb7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084366
StatusPUBLIC

Content hashes

Canonical textd2b11cbb74d2fd1fd41bd79d99038d490546842048cfbd55ebf23b38783d173e
Markdown52e82cd367872bf371ba199130f6ae85a6de82f8a95dd696182db798a128d955
PDF
Publication pagea120ee5430821b7307a6bb991850f5f0d9a648835cb0979d5ee3508c15fd51e4
Manifest322fdccf8f95e6be1704794ba19cbf8cdd01cbdf3e99b0a04da18a43209e1e0f

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
SignaturejhxAv06AH+pJzfUKOOMyww/dbMS4q4VaEAiLBiTcFT8S0O431GoZpu65xgEvZqltSjnhYIhG8sWmDVWyI0YfBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:56:18.129330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084366
observed a120ee5430821b7307a6bb991850f5f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:18.112827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084366/manifest.json
observed 322fdccf8f95e6be1704794ba19cbf8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:18.097132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084366/publication.md
observed 52e82cd367872bf371ba199130f6ae85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:18.080065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084366/publication.txt
observed d2b11cbb74d2fd1fd41bd79d99038d49...
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.