OpenTechnical

OT-2026-000059746

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single 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-2026-000059746) never changes.

Identity and time

Publication numberOT-2026-000059746 · never reused
Internal UUID01a0ae89-ec25-7bb6-a987-c523e663fc52 · 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-2026-000059746
StatusPUBLIC

Content hashes

Canonical text1264ea46bb4f2cbdb1e1ff1f7f64bc58322cad6441be3e80946a223e25e24ef8
Markdown22cfd2bdda8f28b2ef1f3b79fe4e0e2ee71529e39d7c076e2cb18320ccb58e3c
PDF
Publication page13093331b74a254eef902a6b817722cafba06aea86d284a04d10f62d9cfcbd62
Manifest492ab09cf689e92c4063d0149acd85f416c5e95b0dab945367f96b87e877c7dd

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
Signature3MK236BNfg881rQPQGm8EUgJB4kZb681VePH60lMJNuYykn+nyEaHMQPklxiCC0+9g6O0vpSxFtuijj4p5DfAg==
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

2026-09-17T10:44:28.154812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059746
observed 13093331b74a254eef902a6b817722ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:28.136504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059746/manifest.json
observed 492ab09cf689e92c4063d0149acd85f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:28.119284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059746/publication.md
observed 22cfd2bdda8f28b2ef1f3b79fe4e0e2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:28.102031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059746/publication.txt
observed 1264ea46bb4f2cbdb1e1ff1f7f64bc58...
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.