OpenTechnical

OT-2026-000069223

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000069223) never changes.

Identity and time

Publication numberOT-2026-000069223 · never reused
Internal UUID01a0ae90-b528-78a8-95fa-208148c41b36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069223
StatusPUBLIC

Content hashes

Canonical texte881e378482099e4103c558dbd9cb919c296d2817f966f82c03a1c1e900dc058
Markdownfaf477ed4e65dce75a6781a7a16949fb14ecec1df4b6f2547083dbd79d87ce4a
PDF
Publication page6d3a2abe24799e760f021c07c234022d2b8ae1a3cb8e8ce3e9a7db561a111f43
Manifestf9d182fce8b6210212537b7dac5792aca2a86c733edaaa99a0d4a000a2b59164

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
SignatureRqBmidn0ojsV2MnKk81uLSMoC1mz5Ykmfom7qkzDznn9ZRgxH5YEkUhR2FUuffLH6n/DyL8cAXLPbfmMR+r8Ag==
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

2026-09-17T10:27:17.360335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069223
observed 6d3a2abe24799e760f021c07c234022d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:17.344274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069223/manifest.json
observed f9d182fce8b6210212537b7dac5792ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:17.325741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069223/publication.md
observed faf477ed4e65dce75a6781a7a16949fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:17.308329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069223/publication.txt
observed e881e378482099e4103c558dbd9cb919...
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.