OpenTechnical

OT-2026-000067697

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000067697) never changes.

Identity and time

Publication numberOT-2026-000067697 · never reused
Internal UUID01a0ae8f-6bdb-7a97-ad5a-9881ab3ca3ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067697
StatusPUBLIC

Content hashes

Canonical text02ba2186c65903e03242f299e15a522fca6060cca4285b061b0bf0a4bfc0814d
Markdowndf16ba2ca10692f6c8b4e72315804c9e18b6e06731880ab3c4e2deb9290edf0d
PDF
Publication page46e8c466075004a2d02a46392962ed9f7508ed4c59a32cb254c5169021f8da81
Manifest2fec92b86f10c1620e6c351298d2e8861570740eb2e3d9cfe356ebed473d78a5

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
Signature60fDQQSm6SRCMqneWgs8fioeQRKsjc13nNKXZtssh2szUrpyltpHDNRgaGRU0JY0FzA9myHzfRnsvPneJnzbBA==
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

2026-09-17T10:32:02.400311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067697
observed 46e8c466075004a2d02a46392962ed9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:02.382878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067697/manifest.json
observed 2fec92b86f10c1620e6c351298d2e886...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:02.363810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067697/publication.md
observed df16ba2ca10692f6c8b4e72315804c9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:02.345650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067697/publication.txt
observed 02ba2186c65903e03242f299e15a522f...
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.