OpenTechnical

OT-2026-000009351

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single stage ejector, sustained 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-2026-000009351) never changes.

Identity and time

Publication numberOT-2026-000009351 · never reused
Internal UUID01a0ae6b-7561-7602-a4e3-dfd6a753fd8e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009351
StatusPUBLIC

Content hashes

Canonical text6456ceabb84459701e257c74e3cc27f37e2b6c9b69602d355e93f4d1c4863947
Markdown8b98fa0c98d76824225484a46da2085c834c64492d6db30c5b88db92aced0e3d
PDF
Publication page829b56d356d5bbf1edd925598230fc7f1a3283542e6300e1c180525574bef46d
Manifest4fbcb3c491c79b335dbc20adda05afbb9d969b0cc60f37415ea5b604c4a5585f

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
Signaturey23ff32fgNCVAnJzNrb2EaucCX1jQCnOdoC1slwAbyJnI+zIwMCqLWRHUIFSrnMd/V1EM2XkpV3yvI1bLL6IBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:36.908870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009351
observed 829b56d356d5bbf1edd925598230fc7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:36.890784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009351/manifest.json
observed 4fbcb3c491c79b335dbc20adda05afbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:36.871494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009351/publication.md
observed 8b98fa0c98d76824225484a46da2085c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:36.852716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009351/publication.txt
observed 6456ceabb84459701e257c74e3cc27f3...
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.