OpenTechnical

OT-2026-000045944

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, pulsed blow-off 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-2026-000045944) never changes.

Identity and time

Publication numberOT-2026-000045944 · never reused
Internal UUID01a0ae7d-8f89-7fb4-84da-c108671d8932 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045944
StatusPUBLIC

Content hashes

Canonical text5094ac63fef321ffe868d69077ab992f40d5065c18f22fcb34aad8c6e0eff546
Markdownf4170e4d6b45f51c1709d5c70175c8199f9577690dbbb83ae3183d170cc0be37
PDF
Publication page61daf02b5aac6d26e04ec4e95079490657c7640e86523d9e8adfa3830b65a08a
Manifest9ca15b940c943d759590f768eb5e61047a1a13e3b916fc99bb369c25b3c496d9

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
SignatureRyldECyDNvwvSiDYnhOfNRu8xfV57mtnZSX43MrRwXru03HUTqQtaMlTpG+yhiorsm/rgACAXMddLDYe1/4PCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:51.392691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045944
observed 61daf02b5aac6d26e04ec4e950794906...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:51.372322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045944/manifest.json
observed 9ca15b940c943d759590f768eb5e6104...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:51.350982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045944/publication.md
observed f4170e4d6b45f51c1709d5c70175c819...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:51.330222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045944/publication.txt
observed 5094ac63fef321ffe868d69077ab992f...
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.