OpenTechnical

OT-2026-000059929

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, vented 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-2026-000059929) never changes.

Identity and time

Publication numberOT-2026-000059929 · never reused
Internal UUID01a0ae89-ec26-79c3-98fb-4752836c4c51 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059929
StatusPUBLIC

Content hashes

Canonical text0d7494b7d35f04635d2077ee394c33427e562c24bf70e892c67d8c158431ceeb
Markdown156b2de02283355960371952c67c744a6b636edcb15d8d44401ccea9a08cf589
PDF
Publication pagede5e14bf3096801f059ffdd5547472ae58bb5edcbc9d6f3c97b2f09834a5215d
Manifest239ac9a173e86cc2f33de1d3af3b4450990baa2ca6bb09bf77d8cebd3bc6e900

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
Signaturev6p7kHr1Mxi56HLfSkb2EVHTx+wCx3r4BAyTMPA1JD8zi0Z3h+Kry255gCzp7MMlLtv6jDtHVeRjfGQOXC1GDA==
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

2026-09-17T10:44:42.104223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059929
observed de5e14bf3096801f059ffdd5547472ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:42.084491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059929/manifest.json
observed 239ac9a173e86cc2f33de1d3af3b4450...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:42.065802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059929/publication.md
observed 156b2de02283355960371952c67c744a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:42.045838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059929/publication.txt
observed 0d7494b7d35f04635d2077ee394c3342...
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.