OpenTechnical

OT-2026-000084810

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, 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-2026-000084810) never changes.

Identity and time

Publication numberOT-2026-000084810 · never reused
Internal UUID01a0ae99-43b3-7e13-8c60-e27b10d6c091 · 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-2026-000084810
StatusPUBLIC

Content hashes

Canonical text442d5dd08ff42f7bbdcb6e7a100c1bce9c9d106bca4fc9a0cdfa435d68182e57
Markdownc6bbc2aeb8a461192dcb70ae967230f074aa6336feea55896c07c509bc507743
PDF
Publication page908fe5c3df66b2e7c018c07f392e0cf8bc029365f2a5fd5cbda9ab6796e87bcb
Manifest163473b958f6601c44e672f9dcc179e9914c5cadcad5ec0d0aaa1f0f3a46c294

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
SignatureodVc1IAV9afkCROj97L5jUCLNfM6CY++QqtAe/pHIZluHxdGy1FxIvh4eGAAFrVfKQKB9p0NeCiAeg3y/uvcAA==
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

2026-09-17T09:54:45.430432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084810
observed 908fe5c3df66b2e7c018c07f392e0cf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:45.411293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084810/manifest.json
observed 163473b958f6601c44e672f9dcc179e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:45.393244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084810/publication.md
observed c6bbc2aeb8a461192dcb70ae967230f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:45.373694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084810/publication.txt
observed 442d5dd08ff42f7bbdcb6e7a100c1bce...
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.