OpenTechnical

OT-2026-000016398

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000016398) never changes.

Identity and time

Publication numberOT-2026-000016398 · never reused
Internal UUID01a0ae6e-2d12-7734-bcd6-ff526b225cfb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016398
StatusPUBLIC

Content hashes

Canonical text5e6ae96ff607068365117929d8f796a76e954d0ef4909289c2fd61111fa1ab87
Markdownb022148ccee14323f254cac5edafdbb16265c27682a0b8c86ca91b9d9944dc3c
PDF
Publication page89d172c008b972033a91105c74471cb0497475c30f4fab6e036ef0d55f057c23
Manifest760112404d74c6c76828fa5ad7b7d6b66b0a897ac3d330c8a67eb3796c1de4de

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
SignatureTCo8L3q585RhdK7pSmBY1Wi3Zt8R2VwoFnet5LW/WouGoysqooDTb1Ot+PpZhxVmyNWGv0nbQUJJgzzZFTsjBA==
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

2026-09-17T12:04:28.900018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016398
observed 89d172c008b972033a91105c74471cb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:28.882054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016398/manifest.json
observed 760112404d74c6c76828fa5ad7b7d6b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:28.864440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016398/publication.md
observed b022148ccee14323f254cac5edafdbb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:28.846347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016398/publication.txt
observed 5e6ae96ff607068365117929d8f796a7...
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.