OpenTechnical

OT-2026-000055810

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented before 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-2026-000055810) never changes.

Identity and time

Publication numberOT-2026-000055810 · never reused
Internal UUID01a0ae87-0a49-74b8-b129-2ca97ba120bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055810
StatusPUBLIC

Content hashes

Canonical text0dc26bee504e50ba780928136c015c04cd312e580c28157d395a822292a4cf1e
Markdown57c16977790957817d8c8fc3b734271d031001c4b9941e565ea2ffc558951100
PDF
Publication page4c75de1f981f9262be75593b62e5dc1e802e22b2965a4cff67a15f1a2df4d13f
Manifestb54433d11025e73a7b410720eaf7eed528cc34ec540a22cf3e77780d3e6062a7

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
SignatureKP3SwumbHXneDkHFdP2nI0rUX0E++AM+UyeuJc+8UqBq97F+w+j5FmtQ8lt7kNwDmTbtNLhOUzEKm60hvcnjAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:11.291009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055810
observed 4c75de1f981f9262be75593b62e5dc1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:11.274554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055810/manifest.json
observed b54433d11025e73a7b410720eaf7eed5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:11.257306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055810/publication.md
observed 57c16977790957817d8c8fc3b734271d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:11.240669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055810/publication.txt
observed 0dc26bee504e50ba780928136c015c04...
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.