OpenTechnical

OT-2026-000096669

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, pressure sensor per zone, sustained 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-2026-000096669) never changes.

Identity and time

Publication numberOT-2026-000096669 · never reused
Internal UUID01a0aea0-a4ab-7ff7-ab5b-b2b29b45f3a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096669
StatusPUBLIC

Content hashes

Canonical texte6038c44337ba9ab2f0a90852f7d92317be0302bc0ef034cf13056e37586ab61
Markdownc15f1dda20537e769889926e73412d01e28119b6c8b7878df094f370673b1774
PDF
Publication page72bd23d212bbbccddc0411a565133438bf7b5aed9b70d751838ad430046e5bbe
Manifest558b052fb68d3d3151494514b6883ed63cac401033d7233d03928f1075ed9049

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
Signaturerbqqs/DhYatj6IQzXFBukz9qlOKE1hJe+4x7SjXJhhnvDBOs2HkHNM9u/XNPcRCzouSJ7wQiDaBj82WgkbVABg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:34:08.654213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096669
observed 72bd23d212bbbccddc0411a565133438...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:08.637518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096669/manifest.json
observed 558b052fb68d3d3151494514b6883ed6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:08.618560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096669/publication.md
observed c15f1dda20537e769889926e73412d01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:08.599743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096669/publication.txt
observed e6038c44337ba9ab2f0a90852f7d9231...
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.