OpenTechnical

OT-2026-000078737

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000078737) never changes.

Identity and time

Publication numberOT-2026-000078737 · never reused
Internal UUID01a0ae95-ccbc-7f26-a4e8-bc5f82ffe556 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078737
StatusPUBLIC

Content hashes

Canonical text34fa3e99776a08ac7e17de7de94d9cfbf5d30eef8e813e89610559c0b29e85be
Markdowndcc4bca0b33d11153dc72a432b97469556d44b5db375084ade8ba7f98d96ca7b
PDF
Publication pagedc42956343287012ef2925f3dd4b881a58af8fe3813dd7c27f4d81912dd140cf
Manifesta1c48ff42e0f5db2d8e66faf7573d1a15b022e9c66f2aaede00b9bb9b105dcc1

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
SignatureP7K6hMWt3ZCEVFvwzc8Imk05NqX+J/joDaY6A1jsRO0PJamK/r15CawBRI7RPOX8XPrPfyeAxap4h9w3r42cBw==
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

2026-09-17T10:05:31.258753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078737
observed dc42956343287012ef2925f3dd4b881a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:31.239567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078737/manifest.json
observed a1c48ff42e0f5db2d8e66faf7573d1a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:31.220795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078737/publication.md
observed dcc4bca0b33d11153dc72a432b974695...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:31.200570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078737/publication.txt
observed 34fa3e99776a08ac7e17de7de94d9cfb...
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.