OpenTechnical

OT-2026-000055062

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000055062) never changes.

Identity and time

Publication numberOT-2026-000055062 · never reused
Internal UUID01a0ae86-5e81-74e2-bd50-72ea4567937b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055062
StatusPUBLIC

Content hashes

Canonical text232b36fcd7d93277d9446731f524fb0d23185a5d7b3de5b80ceae9768670ce5f
Markdown9e62ced25e87c0b2b2c857d8b57f4fec5076e6674e94ce813e756021c5d640fc
PDF
Publication pagea38a48b76f52639e93efdf61a7107e267d53434e4985ebd93f01ffae9809d026
Manifesteda652f0819aec0767d23eeca3c01f8ec2de4112a6f2c31a5ce2c78aebe2d4b2

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
SignaturevQDKxu2LIagGJq6JPQUgsP+Xhb7nSEUnV8K9iq4zzzo4QKPQvBa6WbxGXUkkT+5z9/YyhUW1tu6jwLqfjSQcBg==
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

2026-09-17T10:53:12.776547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055062
observed a38a48b76f52639e93efdf61a7107e26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:12.758022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055062/manifest.json
observed eda652f0819aec0767d23eeca3c01f8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:12.738957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055062/publication.md
observed 9e62ced25e87c0b2b2c857d8b57f4fec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:12.720584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055062/publication.txt
observed 232b36fcd7d93277d9446731f524fb0d...
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.