OpenTechnical

OT-2026-000092805

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000092805) never changes.

Identity and time

Publication numberOT-2026-000092805 · never reused
Internal UUID01a0ae9d-b601-7596-aa42-0ef37b8783c2 · 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-2026-000092805
StatusPUBLIC

Content hashes

Canonical text428512fb1d834a75cc1d4ea4a9146a0c38ba605cafbfd6e60fe9a64f201f7555
Markdownfeb30cfe6113481be2b3eb572981744ee4d0169fafe4562d74663143d13915b1
PDF
Publication page298bde515ddda409012072cf2cec1b8bc0f800036511d6b8ba2e9a747160a290
Manifest2e466089fff3c7ad0845a36cc4efca93274bccb47591969a583e2b0b4237bb12

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
SignatureMftmKZbpC9NgvHrxzFAzR/FBJdCH9ji0AmDbtpvAP/EUwJ4fR0eH7ULMlJ2qUCZAs2e44y879NI9ZEpzegLJAA==
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

2026-09-17T09:41:27.620458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092805
observed 298bde515ddda409012072cf2cec1b8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:27.603407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092805/manifest.json
observed 2e466089fff3c7ad0845a36cc4efca93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:27.587173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092805/publication.md
observed feb30cfe6113481be2b3eb572981744e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:27.569401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092805/publication.txt
observed 428512fb1d834a75cc1d4ea4a9146a0c...
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.