OpenTechnical

OT-2026-000045500

Publication integrity record

Six bellows cup vacuum gripper, 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-2026-000045500) never changes.

Identity and time

Publication numberOT-2026-000045500 · never reused
Internal UUID01a0ae7c-f76d-7f7b-9cdb-d79c51ab80c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045500
StatusPUBLIC

Content hashes

Canonical text82b8cb8606a90b9e0cf72f6756944aca5991f3bc9fc2ebc35333f6ed61ebcca5
Markdown86cd1161c33ca6de4136a7d11d1364288920f581df824ba6c302d6d7ba580a45
PDF
Publication pageb0f06e17724782fd94b823d0113c855e2e90e4a1b655fa357d750ddfed2e2d05
Manifestf8e31ade4fbfbc3b398f2e3548f86459810f5a366b767875ca0d385bde982731

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
SignatureF+oRhsD1AU++92rVetJ2MGW0ecJhOGu8O3xApaRhSjVgXnEWK/sLAse69EQfHs1OAfUNnOBjNWw5HApkLUNGCQ==
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

2026-09-17T11:11:19.106957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045500
observed b0f06e17724782fd94b823d0113c855e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:19.088196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045500/manifest.json
observed f8e31ade4fbfbc3b398f2e3548f86459...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:19.070721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045500/publication.md
observed 86cd1161c33ca6de4136a7d11d136428...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:19.052302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045500/publication.txt
observed 82b8cb8606a90b9e0cf72f6756944aca...
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.