OpenTechnical

OT-2026-000103296

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000103296) never changes.

Identity and time

Publication numberOT-2026-000103296 · never reused
Internal UUID01a0aea4-be3f-76b2-b464-addaa7805bf0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103296
StatusPUBLIC

Content hashes

Canonical text61f21a2c2a03c1ed3e4c49e89910f4719a0dc8a12333ba74d4b4db14bc672c06
Markdowna1551d7a59d450495aa6b264b44c5a092196da125369443a14db71dd13bcb456
PDF
Publication page6d3850d3f285ef42453afe5346ce78f5d989b2b7a78014f070d3b0cbbf92aa37
Manifest23ff0be2e2aaefc6d44b88ed248e7066a9a763890cf6a61ff5d030ee1ae86a0a

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
Signature142pqgrCp1ZAk6JYX+0THJ0I+nHQLbaxbKStwsDDuc38wYrvWCzMnhKheAUGc5czN7R0iF8hQwX9aslFieUuCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:32.500796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103296
observed 6d3850d3f285ef42453afe5346ce78f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:32.483465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103296/manifest.json
observed 23ff0be2e2aaefc6d44b88ed248e7066...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:32.466885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103296/publication.md
observed a1551d7a59d450495aa6b264b44c5a09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:32.448135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103296/publication.txt
observed 61f21a2c2a03c1ed3e4c49e89910f471...
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.