OpenTechnical

OT-2026-000053116

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000053116) never changes.

Identity and time

Publication numberOT-2026-000053116 · never reused
Internal UUID01a0ae84-a431-7071-bafe-9abd8c973245 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053116
StatusPUBLIC

Content hashes

Canonical text4b155d4352829824ea6bcad528a009048b674d000c08b97e5691acf0bac436e4
Markdownac715ee731befbd87d5830cc1bcfb0faec6ed0f6a59e1d8ca115767d2770d9d5
PDF
Publication page286430a2525133d7c59c97f3937ed733644f42700801a0ef5bd1b01ecf3f610d
Manifest52f1029eefd4e219a94c089f4e865a18ae7de7c2eedea8c419ba2f6233211565

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
SignatureCIu/xtg3pASqm/hq5k/3eUeF+OkvcBT3wefurXuCN6UR+hHQqg0sP9jpT1bH0FbKW6U1seOfSdTS+mW5PkAWBw==
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

2026-09-17T10:56:50.568158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053116
observed 286430a2525133d7c59c97f3937ed733...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:50.550407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053116/manifest.json
observed 52f1029eefd4e219a94c089f4e865a18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:50.531256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053116/publication.md
observed ac715ee731befbd87d5830cc1bcfb0fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:50.510044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053116/publication.txt
observed 4b155d4352829824ea6bcad528a00904...
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.