OpenTechnical

OT-2026-000059790

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000059790) never changes.

Identity and time

Publication numberOT-2026-000059790 · never reused
Internal UUID01a0ae89-ec25-75e8-bfc5-066c0e84a333 · 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-2026-000059790
StatusPUBLIC

Content hashes

Canonical text3174443bbf3698fdc6b17f8def7217d482d0b45d373bb00d370616fb75cc1e7f
Markdownb6ea0a666db213372e28569457033af4abdc73cf77e298709f11e86364bd3016
PDF
Publication page1eb59a7c55c82a00b3ffe9e485dd33d6fabfae7d735534735af5eafb63f2010d
Manifestfa131b89b57e853beccd33ce1013cac3664e364b39612be409914a8332025258

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
Signature8fNecft4La6KtnN2dGmpnXxO9/QZEh/wJFyibkA/Fdxn0e+OepoeBaO+V/gCY62l86hR/rp1lx0PF0sDf6JNAg==
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

2026-09-17T10:44:31.338981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059790
observed 1eb59a7c55c82a00b3ffe9e485dd33d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:31.320988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059790/manifest.json
observed fa131b89b57e853beccd33ce1013cac3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:31.302632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059790/publication.md
observed b6ea0a666db213372e28569457033af4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:31.283536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059790/publication.txt
observed 3174443bbf3698fdc6b17f8def7217d4...
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.