OpenTechnical

OT-2026-000032678

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000032678) never changes.

Identity and time

Publication numberOT-2026-000032678 · never reused
Internal UUID01a0ae75-1070-7f7b-b54f-4f3c014c7d05 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032678
StatusPUBLIC

Content hashes

Canonical text9a9fe1f8ccc8fbebceca60c9b36e1362bc018d8713650775c97c608143d29bf7
Markdownd4fbb54a5ee3e2698545367643b99239c26ce4e8de2a428465f85055f6bb0098
PDF
Publication page62d24e86443fd8b9df60549e5e643504855b5b379c1e30b13ba85794b9e0eb7d
Manifest59b9b48495428f98d9ca0e03cda1e0887af5a375ed6a0123db4fc3aa4edf54cb

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
SignatureJgoyWxdTUZHvm6RKO7QLWcbLwiJh9UE0jQiWIxeIIz0kiHICjESzlcPVSfLKYpNrjb4tBH9t8W7pLgGDJOcaAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:34:16.866790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032678
observed 62d24e86443fd8b9df60549e5e643504...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:16.838034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032678/manifest.json
observed 59b9b48495428f98d9ca0e03cda1e088...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:16.814141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032678/publication.md
observed d4fbb54a5ee3e2698545367643b99239...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:16.795672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032678/publication.txt
observed 9a9fe1f8ccc8fbebceca60c9b36e1362...
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.