OpenTechnical

OT-2026-000060139

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000060139) never changes.

Identity and time

Publication numberOT-2026-000060139 · never reused
Internal UUID01a0ae8a-5a71-7168-9a2a-d82c7ccc76ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060139
StatusPUBLIC

Content hashes

Canonical text067ee729dc0d57a260fd9c28997139cb113e3726e9838962f038b1e100ecc9a0
Markdownb07b8973056fb11800085f020a14eefd3cf906e5b0464ec8f866bd16bcbc33cc
PDF
Publication page2d59bf8341d0908f534676b79c46038e13271e988d806bc85e7113a8f750f8bb
Manifest07ea3f4e9ad23b111d9b865092743d1d033cd3119d9994113252ac07d087852b

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
SignatureFhYPmHe2nd8trbY6gnXWejgUtcjwXPlKlqiLtswle4uvstoxl1qZx3ybEQsZlFGyH6v2IIk1gdD6nAVaAScTCw==
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

2026-09-17T10:43:47.697949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060139
observed 2d59bf8341d0908f534676b79c46038e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:47.679337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060139/manifest.json
observed 07ea3f4e9ad23b111d9b865092743d1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:47.659617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060139/publication.md
observed b07b8973056fb11800085f020a14eefd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:47.641350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060139/publication.txt
observed 067ee729dc0d57a260fd9c28997139cb...
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.