OpenTechnical

OT-2026-000059113

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, manifold 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-2026-000059113) never changes.

Identity and time

Publication numberOT-2026-000059113 · never reused
Internal UUID01a0ae89-8611-7914-8718-51d98f4b0b9f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059113
StatusPUBLIC

Content hashes

Canonical text48a6876335029c18ef2c5f98bbea37ac9be59cb619f1b0336d53218958c1ad77
Markdown68f1eada1efc7e41390483c00604366fc8cf69a2da816c2bfe99f246ce8b79bc
PDF
Publication page330664ec13a634f7c23b2827b06ae7ddaa1efdc6252f5de809bc063a21c430a3
Manifest35fbf16dae05067da07d4300b773b2578cfe9619645724a4f0b119fdf2785226

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
SignatureLiFW4rkYEfIXnpQwwsCZfjBRrNFUJl5CiMkAb7Wk5PQ6w7RpoOgk5MffJX0GW+JUkgfed/9uOgBPrB+q2FjsCg==
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

2026-09-17T10:44:56.858765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059113
observed 330664ec13a634f7c23b2827b06ae7dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:56.839298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059113/manifest.json
observed 35fbf16dae05067da07d4300b773b257...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:56.821276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059113/publication.md
observed 68f1eada1efc7e41390483c00604366f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:56.804764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059113/publication.txt
observed 48a6876335029c18ef2c5f98bbea37ac...
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.