OpenTechnical

OT-2026-000103302

Publication integrity record

Foam pad 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-2026-000103302) never changes.

Identity and time

Publication numberOT-2026-000103302 · never reused
Internal UUID01a0aea4-be3f-7519-b180-93cda596ac81 · 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-2026-000103302
StatusPUBLIC

Content hashes

Canonical textfc551d329e825e6c3c0c299ec1cff09ec9d6b637943d366cc18e138cba8900d6
Markdownbc90a1350259f72c5476d4913c979a6975eb7808299313616206c0e7c2e31e22
PDF
Publication page48168efd66c062e0099136a6ba6499bd1e9976831211e62f1bf938734f270c9a
Manifestee6cbdd1de93675442c8a84b7b95ae986d6af8069c5254737e9697beb0945956

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
SignatureeAKvGRbbFscPX8tpbQ+jTFneThs1rxUPG/4ws9XQJ61CrDx0+rjsi201NdYd1LsbBsBgbvhOVx93wQIc2zB3CA==
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

2026-09-17T09:23:32.932466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103302
observed 48168efd66c062e0099136a6ba6499bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:32.914917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103302/manifest.json
observed ee6cbdd1de93675442c8a84b7b95ae98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:32.898517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103302/publication.md
observed bc90a1350259f72c5476d4913c979a69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:32.880154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103302/publication.txt
observed fc551d329e825e6c3c0c299ec1cff09e...
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.