OpenTechnical

OT-2026-000061160

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, sustained 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-2026-000061160) never changes.

Identity and time

Publication numberOT-2026-000061160 · never reused
Internal UUID01a0ae8b-137f-7e11-a3a7-1a71261e8037 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061160
StatusPUBLIC

Content hashes

Canonical text34d1e60307cd0d248807fed7e66b684d6666724514c968e9d94847114459514b
Markdown3001f8ed1d01cea97da897dfd4c3f5ffb12d8d47bce9ea1336fe8f280e3226c2
PDF
Publication pageec8a582016fff67a9047bd7422f15fd096ffdbd74f6d220f54284b40102c8a26
Manifest0cf47133e753a7690b0318fbd495e8e9d997a56e62d246ba0154d1f4c1ce7e02

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
Signature4iwvxAy8mdf39cfj5ZxotOUY1mHRYkF/OyC66GFuYroYD0YQbu6Xc0W6lASbQDJ9jgQGRkeH6iwVmvT56eBEBg==
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...

Independent retrieval

2026-09-17T10:42:32.761788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061160
observed ec8a582016fff67a9047bd7422f15fd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:32.744359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061160/manifest.json
observed 0cf47133e753a7690b0318fbd495e8e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:32.726153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061160/publication.md
observed 3001f8ed1d01cea97da897dfd4c3f5ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:32.707837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061160/publication.txt
observed 34d1e60307cd0d248807fed7e66b684d...
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.