OpenTechnical

OT-2026-000092813

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000092813) never changes.

Identity and time

Publication numberOT-2026-000092813 · never reused
Internal UUID01a0ae9d-b601-776a-b125-de03551e1cdb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092813
StatusPUBLIC

Content hashes

Canonical texted206f4bb8dea235a10794c24bdcb1ed4e631fdca74f5418f26e0f03a0681ed6
Markdown28d5b08e251f31abb8dc73b6d6edec7972dbe5a5e993fd938ebf0f68e2dcb01d
PDF
Publication page7b5fd1543692c2728e826765ceef6a65b14b706177c2213d88f7b262a83de562
Manifestda6bc979b0508bf7af5482b9328c636eedd7f7b3742a3e118b474d77321ecb84

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
SignatureKtUSCjRCyNLVH+MaBQFXcxLoIr8rD4YGNScEExzv5ZlkFfrdfPcZ58wvvvIGGSTEHTqj5mcvIp6xMKQDGXKVAA==
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

2026-09-17T09:41:28.140215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092813
observed 7b5fd1543692c2728e826765ceef6a65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:28.123734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092813/manifest.json
observed da6bc979b0508bf7af5482b9328c636e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:28.106365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092813/publication.md
observed 28d5b08e251f31abb8dc73b6d6edec79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:28.080221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092813/publication.txt
observed ed206f4bb8dea235a10794c24bdcb1ed...
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.