OpenTechnical

OT-2026-000010878

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, vented after 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-2026-000010878) never changes.

Identity and time

Publication numberOT-2026-000010878 · never reused
Internal UUID01a0ae6c-540d-78c3-bc3a-ee56b782cb99 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010878
StatusPUBLIC

Content hashes

Canonical text37ea818e212df052f1435c79f35fc07d9c7ae3ba461d9c21fa8c7a585c722a52
Markdown59947d643d154a7bd91b24a4b2cb253520319dacf31a7db382bedeb2b17ce596
PDF
Publication pagef6e627d61cee4b5e9215b261bed5002f5edcff5267c39baeb1b22fd7062627a3
Manifest33e6c8ec2bdf1c691bcb8622a8b23f496af21723a59f054e89ed4ba6d7d0c5c0

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
SignatureAWaRI5KwpJUwFwBP+ZPOHHk0QtFmYQ4BCQUZDdRu+Ij/pwjZOOS7+5EBXeu4dxj8aejGXPOhlhecIdD52snjBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:13:38.520709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010878
observed f6e627d61cee4b5e9215b261bed5002f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:38.501469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010878/manifest.json
observed 33e6c8ec2bdf1c691bcb8622a8b23f49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:38.482803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010878/publication.md
observed 59947d643d154a7bd91b24a4b2cb2535...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:38.463804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010878/publication.txt
observed 37ea818e212df052f1435c79f35fc07d...
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.