OpenTechnical

OT-2026-000063857

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000063857) never changes.

Identity and time

Publication numberOT-2026-000063857 · never reused
Internal UUID01a0ae8d-53ba-74c0-a7c3-a5c20736f6a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063857
StatusPUBLIC

Content hashes

Canonical texte397bcf3df71c12644925587ff4afe2b52d226dfc64dfdb40396b6923cd4ecfb
Markdown4b752007ae219a70873404b310d2984bca6cb8cd150fdfcf3c52d894bc1d4fcd
PDF
Publication page61195cd2ed9c34550e49d0b002d5e4a5c16ca8f86eb3c690699935eb73ca186d
Manifesta50b44dff8e4b6b82d3acd67d3c1de4427ea5426a8944164934c5fd863d96bba

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
SignatureK0fV3bQPAcl3qX8+Ynu65f3Cl6K/CUU6fPRQIyLXelIXjG13rWfivbMt4KOkEpwKozFSYvf/jYCCgiVLNgUrBA==
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

2026-09-17T10:36:53.388645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063857
observed 61195cd2ed9c34550e49d0b002d5e4a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:53.369745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063857/manifest.json
observed a50b44dff8e4b6b82d3acd67d3c1de44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:53.350409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063857/publication.md
observed 4b752007ae219a70873404b310d2984b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:53.331907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063857/publication.txt
observed e397bcf3df71c12644925587ff4afe2b...
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.