OpenTechnical

OT-2026-000063133

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000063133) never changes.

Identity and time

Publication numberOT-2026-000063133 · never reused
Internal UUID01a0ae8c-94aa-7ded-990e-750b45bd1686 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063133
StatusPUBLIC

Content hashes

Canonical textdbb659f5c50e54ca1d482507285040fa5bfd5e569b7a68cc4900703195785366
Markdown9287458e33ab1556ccf1aff549da4ba09741c0002529496729a0b49f1d1becc8
PDF
Publication pageb6073166a9f765c6247df177d81a67f59747e8ce2db20b692e89a9d23d657eb2
Manifestffac9212d24af5092e14827da064a9bc8e646aa88c03b9a926acab46c49e129d

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
SignaturePzBprT4lFt2iHDidz/Jv9G/t+yEEwNu+M+uwngCLAPP7uuTvxl3G6xQhE3rIpEmKbboXgyLOiVT53yYopmTFCg==
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

2026-09-17T10:38:54.931057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063133
observed b6073166a9f765c6247df177d81a67f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:54.915824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063133/manifest.json
observed ffac9212d24af5092e14827da064a9bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:54.899393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063133/publication.md
observed 9287458e33ab1556ccf1aff549da4ba0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:54.883772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063133/publication.txt
observed dbb659f5c50e54ca1d482507285040fa...
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.