OpenTechnical

OT-2026-000092224

Publication integrity record

Three bellows cup vacuum gripper, three zone face, single stage ejector, supply line pressure sensor, sustained 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-2026-000092224) never changes.

Identity and time

Publication numberOT-2026-000092224 · never reused
Internal UUID01a0ae9d-875a-782b-9bf2-38f8a96ee45b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092224
StatusPUBLIC

Content hashes

Canonical textaf6ea156aa914a61d61c90cce9eb021fc770ad2fae74fd0bd649bc3e2a115362
Markdown2cb9395007ff6d03b411976324ae57acc3a3ea4c38e8d29285a070695466dc6a
PDF
Publication page33bae88e59476990aec1e1d1414056bf2967a30071dacfc693a7ee87e2d4cc23
Manifestb8891729856ec722ddaf86f6e529d807d1eaf1531bcfbdaea59ae3508eb803e2

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
Signatureh1PIBWQe2Lcrs6CsXeRTz/PC2c07Tl1cj97x9cl3cje1GMjw07w3VGtqsKLaxc+wsT8j1fSTfs2J7qM9uW7eAg==
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

2026-09-17T09:41:44.412012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092224
observed 33bae88e59476990aec1e1d1414056bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:44.394625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092224/manifest.json
observed b8891729856ec722ddaf86f6e529d807...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:44.375939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092224/publication.md
observed 2cb9395007ff6d03b411976324ae57ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:44.358663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092224/publication.txt
observed af6ea156aa914a61d61c90cce9eb021f...
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.