OpenTechnical

OT-2026-000058675

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000058675) never changes.

Identity and time

Publication numberOT-2026-000058675 · never reused
Internal UUID01a0ae88-f39d-7df0-87d4-69abab472d29 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058675
StatusPUBLIC

Content hashes

Canonical text16608b4b90d5c3244c841494b3af2f445f459cf004887236972eecacafb17360
Markdown8967d036571fc12f08a05c461a9f794c2d7deb98a8a61789cba1df01f85694cc
PDF
Publication paged42c0318d03516f218b5eecb34984a6e2cefec6c99c12cb8aefd20208a02e90e
Manifestef0aaa53dc893da1b1aa72735792870f073c5738c8276562d1a7fbc4eb5f3e82

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
SignatureSNPlAMUl714x5eT8gPZaiVp3HG2tNwdgNr6MNTuIkkbgB4gl9ebaCkzKlhiHcWNbE161PJ7wDtAfPyGYooJ+Cg==
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

2026-09-17T10:47:11.670474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058675
observed d42c0318d03516f218b5eecb34984a6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:11.652781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058675/manifest.json
observed ef0aaa53dc893da1b1aa72735792870f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:11.634461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058675/publication.md
observed 8967d036571fc12f08a05c461a9f794c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:11.615602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058675/publication.txt
observed 16608b4b90d5c3244c841494b3af2f44...
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.