OpenTechnical

OT-2026-000058119

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000058119) never changes.

Identity and time

Publication numberOT-2026-000058119 · never reused
Internal UUID01a0ae88-6eda-7780-b7ed-00e9bbbc680d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058119
StatusPUBLIC

Content hashes

Canonical text46e660e7bdcd94d119117c6cabdabb9a46b0fad9d4faeb5e92e2ae2bb67b3fb5
Markdownec5cad0f5e63254e90a72f42def82fe40232309ae10ced739727ce9d44ad6870
PDF
Publication page81fa33f186d0a46b08428357763600dbb45dc1262e6f699d58618d6475dd5a9f
Manifest48953555424b5ffc919e3b9af2d027e07e8c66a28941c5dfebb9be6761cb1c40

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
Signaturesh8revXw4EX5nfeg0HlFA2Eoh4qRn8+kYJj5xqnI+FGykt45TmgangX+7MytXgm/JhvkQo77hCTVk0+j8K/UBA==
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

2026-09-17T10:47:47.716612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058119
observed 81fa33f186d0a46b08428357763600db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:47.699871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058119/manifest.json
observed 48953555424b5ffc919e3b9af2d027e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:47.679519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058119/publication.md
observed ec5cad0f5e63254e90a72f42def82fe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:47.662387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058119/publication.txt
observed 46e660e7bdcd94d119117c6cabdabb9a...
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.