OpenTechnical

OT-2026-000084559

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, three stage ejector, sustained 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-2026-000084559) never changes.

Identity and time

Publication numberOT-2026-000084559 · never reused
Internal UUID01a0ae98-e25b-7c0b-afab-f5e2dda05e1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084559
StatusPUBLIC

Content hashes

Canonical text9a942d354d134cb4b6a4361b4b22a89dec1e6e7dcd5ee37c6c1616fa474cb8a2
Markdownbc33c6b42f6de64bea30f77ec92ebcf530af8c6bdb0ab348175c59564229c8e5
PDF
Publication pageb2c932e1971afc029c7d68b310025907025331b13a1d92f36429a58776916802
Manifest8c690f2137e5164956406f6f4826d2fb5463e4901fb2a2a8cd510930b86fc003

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
Signature1Uk32qgFaLSCTlkVTke1MLoKVqxMYLwJaotgk9Jyfj7Q48hqr0AAzzaWsVWOOtKNet0DzKu3D+AOdTKCjXwMBA==
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

2026-09-17T09:55:27.189844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084559
observed b2c932e1971afc029c7d68b310025907...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:27.170721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084559/manifest.json
observed 8c690f2137e5164956406f6f4826d2fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:27.153372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084559/publication.md
observed bc33c6b42f6de64bea30f77ec92ebcf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:27.134847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084559/publication.txt
observed 9a942d354d134cb4b6a4361b4b22a89d...
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.