OpenTechnical

OT-2026-000068042

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000068042) never changes.

Identity and time

Publication numberOT-2026-000068042 · never reused
Internal UUID01a0ae8f-c4fe-749d-9791-2070c3c5e009 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068042
StatusPUBLIC

Content hashes

Canonical text60e9b02589d05af35d025ab9af0e5dcaa8e597f19da85dc89de3444ba9d22bb1
Markdownec868d3d03f30d5104e6622b9b54bd72455bc41a11aa4a577c54b6a951213d02
PDF
Publication page9d6d3ca39fa931499381c82a45d62910a166a7ddc350566085760fce20364002
Manifest93e87624bdfde5b78d7e544024b02d716b6819a4cdf257e4d6951bdbeb4a27a2

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
Signaturesg0AmsjENv2b0+o+ZXEDGkBgLxzHl4AsbAQhFq5K8yZKa8ayu444ogDfh8fXnlP34NfgSc4wEr4I41f9CLWfDw==
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

2026-09-17T10:30:36.600184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068042
observed 9d6d3ca39fa931499381c82a45d62910...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:36.582187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068042/manifest.json
observed 93e87624bdfde5b78d7e544024b02d71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:36.563495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068042/publication.md
observed ec868d3d03f30d5104e6622b9b54bd72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:36.546362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068042/publication.txt
observed 60e9b02589d05af35d025ab9af0e5dca...
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.