OpenTechnical

OT-2026-000084939

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, 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-2026-000084939) never changes.

Identity and time

Publication numberOT-2026-000084939 · never reused
Internal UUID01a0ae99-43b7-7bfa-b4c0-7daba7c75c96 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084939
StatusPUBLIC

Content hashes

Canonical textd86cbc6a79be1d51c776fb5e4c2c317fd6116fed679e2dde2c33472ab126126b
Markdown86aabeab56ad528122ce758e37b5376acc7304327bd3cfe06663cca28e0ccd04
PDF
Publication page5666a4a7e08e7a477a957e5be2586aa8e1cfb830addca0edc7b382ae5bf17efa
Manifest0914ab88735ff80e063646a4949260adcfca45e0d4b83a4d1792acf623fbed10

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
Signature6kgBo5AgLYAcQ+Zk4vndyQnkPNZmkHvAozZYpI3FohH/tugu15CIJ+dHf3WHk/mtM3r3p+Juv0hY/F4Pb2onCw==
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

2026-09-17T09:54:55.760387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084939
observed 5666a4a7e08e7a477a957e5be2586aa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:55.742619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084939/manifest.json
observed 0914ab88735ff80e063646a4949260ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:55.725039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084939/publication.md
observed 86aabeab56ad528122ce758e37b5376a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:55.708090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084939/publication.txt
observed d86cbc6a79be1d51c776fb5e4c2c317f...
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.