OpenTechnical

OT-2026-000075098

Publication integrity record

Six bellows cup vacuum gripper, six 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-2026-000075098) never changes.

Identity and time

Publication numberOT-2026-000075098 · never reused
Internal UUID01a0ae93-ac2e-79bc-a2cf-622a0ebc28e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075098
StatusPUBLIC

Content hashes

Canonical textde2c81979e2f884e7531dd57c67619a7016a4b607ba6293c050886451c3da45c
Markdown910c2f48e9ff79b693351a26cee5c760bc7d8e1e85960e32ecc25fc970843f93
PDF
Publication pagec0f9fa595ca500882c480ffb2ee9cfc4c5fe6111b7858da4f5a852db20d17e4a
Manifest5f15e3060144426bb06e594d436d5c2064f546ca49bebc8b45211c2816224a0b

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
SignatureylZdMcoAdJ8E60CzTNsAAIjNMByIpvY0ITudkiiQd9WN8p2RLnaWaTnuQDa4G4dbNb7WVou2KsAiyU8K1fAABQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:18:54.986896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075098
observed c0f9fa595ca500882c480ffb2ee9cfc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:54.970319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075098/manifest.json
observed 5f15e3060144426bb06e594d436d5c20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:54.955365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075098/publication.md
observed 910c2f48e9ff79b693351a26cee5c760...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:54.938720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075098/publication.txt
observed de2c81979e2f884e7531dd57c67619a7...
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.