OpenTechnical

OT-2026-000064214

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000064214) never changes.

Identity and time

Publication numberOT-2026-000064214 · never reused
Internal UUID01a0ae8d-a45f-74ee-9258-2e50fefdfb27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064214
StatusPUBLIC

Content hashes

Canonical text464a688c598873233e9adb8dcd00b7ab08a4dd1928ee4c2309c037e0ab660aa3
Markdown62046cacfc653300aa5c007bae00864e5f0a13b994cd6a30affce3dbb9b9aafd
PDF
Publication paged8c81501ed127b4981af510dae151be741911be7d7b67b320c15d346d8f7ea97
Manifestc5d2cf2f285abf97092fe2f007fed5fd68b810936a4d8afcd94ec997c271ec7a

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
SignatureLicLO1H0mcVN6058cO0Jwg4tEoutT9kg1q67EUh3sxbd4u+jqgEu5Ntf8NV8D4v/ZFHFH9h8xboH2v27nk3SBA==
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

2026-09-17T10:36:20.043960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064214
observed d8c81501ed127b4981af510dae151be7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:20.024692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064214/manifest.json
observed c5d2cf2f285abf97092fe2f007fed5fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:20.001018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064214/publication.md
observed 62046cacfc653300aa5c007bae00864e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:19.983640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064214/publication.txt
observed 464a688c598873233e9adb8dcd00b7ab...
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.