OpenTechnical

OT-2026-000058235

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, supply line 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-2026-000058235) never changes.

Identity and time

Publication numberOT-2026-000058235 · never reused
Internal UUID01a0ae88-6edc-7ea7-9067-d74b1873959e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058235
StatusPUBLIC

Content hashes

Canonical textb4f79fb0ae56f3449e5600daa6f7b6a44aca48c04ff6ed0dbd81745cc4ac44f0
Markdown1ffe05740199387c3ad132e1b5caf43f693aba36a999eb41591125111e1b8ff1
PDF
Publication page956eaf84e79a5a2e9e37429566086a3c586783bd5f7e6775ae263864f2cd8859
Manifest2566106441bfe458595a47a8ed9fe47c7855ea1a98c0a9c0f5bfc6ce46448068

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
Signatured66XxZmT2nlyYK6qVVHVjEcpbvOwM4IBzIWzmQ5BZr6xsSILXVkN5zYwvD38pgB7GTq4E3eZfVNUFH8MzVkVCQ==
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

2026-09-17T10:47:56.763228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058235
observed 956eaf84e79a5a2e9e37429566086a3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:56.744563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058235/manifest.json
observed 2566106441bfe458595a47a8ed9fe47c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:56.724564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058235/publication.md
observed 1ffe05740199387c3ad132e1b5caf43f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:56.705407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058235/publication.txt
observed b4f79fb0ae56f3449e5600daa6f7b6a4...
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.