OpenTechnical

OT-2026-000054046

Publication integrity record

Foam pad vacuum gripper, three 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-2026-000054046) never changes.

Identity and time

Publication numberOT-2026-000054046 · never reused
Internal UUID01a0ae85-b3a7-7ab7-8d13-876fd4cb0b81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054046
StatusPUBLIC

Content hashes

Canonical text0b3de133f1f8c911d4f3e39184d92af6910b58afcc7759562873e65f25bc5453
Markdown0cb8742afec8bead06257598d33e4f7b98dbf69ab1a24f677e582ef7b7abaf4f
PDF
Publication pagebb5e26af5a43afd5f9453c9f01b7495a84a7a31fb7e67ae156cf33397fcf91ea
Manifest5a5ef70d675b59eab6abb72b40af9ab8935d51dda32971eeb0d1baf96c2843fa

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
SignaturektzWLXOJlSWx+btbdTkeIogktAzTdqDYfLuncxT5wx+EMOiN5sL4qjiJ2oUiCrsLTklqXAC1G3DYTJuexrD/Cw==
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

2026-09-17T10:54:25.016310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054046
observed bb5e26af5a43afd5f9453c9f01b7495a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:24.999241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054046/manifest.json
observed 5a5ef70d675b59eab6abb72b40af9ab8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:24.983218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054046/publication.md
observed 0cb8742afec8bead06257598d33e4f7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:24.963396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054046/publication.txt
observed 0b3de133f1f8c911d4f3e39184d92af6...
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.