OpenTechnical

OT-2026-000017835

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, 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-2026-000017835) never changes.

Identity and time

Publication numberOT-2026-000017835 · never reused
Internal UUID01a0ae6e-96fb-7056-bc36-0e181d38923f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017835
StatusPUBLIC

Content hashes

Canonical text5e5af5ee998a7cd483516a3b3db02c1cd5cef57cfc6cb35ccf718e52758c3e3e
Markdown374ff3d5fc7b4508014bbc7b1e703fff2edcfd7ae65fdf0c0f38cf007dfe7f66
PDF
Publication page0fd2ee39308d63f224a6528e9d8f29cf00127abcdf26a9c06635e66ad9892894
Manifest08d6eb1425346982d10953c979792b1e1117bf93b6ca04d3912007ff02685f12

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
SignatureTddjt8JwT7etkpfVvZKJaq8nFirGxwlSsRq7vXPX51ZAX6wVSzSoG4fIU6dL+Cm2D0NBzMe87XXhVVIP3c9mBw==
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

2026-09-17T12:01:48.699708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017835
observed 0fd2ee39308d63f224a6528e9d8f29cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:48.682773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017835/manifest.json
observed 08d6eb1425346982d10953c979792b1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:48.666271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017835/publication.md
observed 374ff3d5fc7b4508014bbc7b1e703fff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:48.650382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017835/publication.txt
observed 5e5af5ee998a7cd483516a3b3db02c1c...
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.