OpenTechnical

OT-2026-000045644

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, pulsed blow-off 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-2026-000045644) never changes.

Identity and time

Publication numberOT-2026-000045644 · never reused
Internal UUID01a0ae7d-8f03-79c4-92d9-21af9ef10442 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045644
StatusPUBLIC

Content hashes

Canonical textd65ffba47036000c7a96cb62f9567df84380e55a1e61edf300ec6569ed6bd3d3
Markdowne586c19c19abbb0c2874414f93e2cfe6e09556189b48d23c289830ad4fbc50d2
PDF
Publication page3e5924e2e1967f3d9fb17f63f1bff7c4c19e8ab67d57e887304243ff1e042062
Manifestff89c0bee1c1b5f4b0ecf29f05c3e046c3e40638e1ea41497473ed67f2ebc1bc

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
SignatureDvbQ8EZVGhv8wcFtRfVnQH5+V3kN0HntUKJWospoBeRWIeifck1U6n9zgOr3XP8fMtwzKGglzp1Uf66s25HhAw==
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

2026-09-17T11:09:25.928715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045644
observed 3e5924e2e1967f3d9fb17f63f1bff7c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:25.910198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045644/manifest.json
observed ff89c0bee1c1b5f4b0ecf29f05c3e046...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:25.891273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045644/publication.md
observed e586c19c19abbb0c2874414f93e2cfe6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:25.873269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045644/publication.txt
observed d65ffba47036000c7a96cb62f9567df8...
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.