OpenTechnical

OT-2026-000065885

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000065885) never changes.

Identity and time

Publication numberOT-2026-000065885 · never reused
Internal UUID01a0ae8e-8dc1-700b-abea-4d48b6372ed6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065885
StatusPUBLIC

Content hashes

Canonical textd4a769cbcfc26f7a984a84283f57b4980026d6b36dca73a3bb3fcff75a240c96
Markdown8e2ad63449bec6d2a39562a1385827548ce74b23cf140ef42716fb738f6fdd62
PDF
Publication page5fc5322a31623b58e7f7f21dad9f0068adc16ab4ace7f43d5ec2ab33483aa842
Manifest217b6708761e39b220f5f890e7e4f5349f57ff6a97e7bdb8737b3ddcc5da40d0

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
SignatureVrwfU5qbFGJiRPLrwh+oQiTkSn/YuN0/HgGh8gbYcw0aDFtlBEbOsouDSvUrfBJiKx12IO12qS/blmelqFiPAg==
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

2026-09-17T08:50:02.501907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065885
observed 5fc5322a31623b58e7f7f21dad9f0068...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:02.478508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065885/manifest.json
observed 217b6708761e39b220f5f890e7e4f534...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:02.332463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065885/publication.md
observed 8e2ad63449bec6d2a39562a138582754...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:02.255721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065885/publication.txt
observed d4a769cbcfc26f7a984a84283f57b498...
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.