OpenTechnical

OT-2026-000059936

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, sustained 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-2026-000059936) never changes.

Identity and time

Publication numberOT-2026-000059936 · never reused
Internal UUID01a0ae89-ec26-78f7-9621-b1502d9daf52 · 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-2026-000059936
StatusPUBLIC

Content hashes

Canonical text7b10567dd51610a40e9f8fc452d6111d87cc5004e046432ebeb6130a8ced8427
Markdown4fe696b3ffa4513667a07a61cd588aed5ab9b5e3e14270736d875d219a1c4197
PDF
Publication pageb44b59ef5c565f3b16edfea49093692e96aeeebf95d38c9a8aca7ded71db00cb
Manifest77a17722c58ec8e682ce86169ab0ec76d0e6fa0645fc7aae82c8593446579d05

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
SignaturezFEeHb8dTYh2CYYfzQRHNJKxKLM/nXDHunJLxSQpAYmM0El2Z/Uwn7pzrhpwZSrEeffS1aYeMvX29AiEgd78Cw==
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

2026-09-17T10:44:42.643610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059936
observed b44b59ef5c565f3b16edfea49093692e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:42.623398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059936/manifest.json
observed 77a17722c58ec8e682ce86169ab0ec76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:42.602468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059936/publication.md
observed 4fe696b3ffa4513667a07a61cd588aed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:42.585394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059936/publication.txt
observed 7b10567dd51610a40e9f8fc452d6111d...
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.