OpenTechnical

OT-2026-000088616

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000088616) never changes.

Identity and time

Publication numberOT-2026-000088616 · never reused
Internal UUID01a0ae9b-8f0f-7c42-a45d-6262c164eefe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088616
StatusPUBLIC

Content hashes

Canonical text08be0c5f48e08212b1a364efc7da769cb1b158a55ff88b942573d30b57a2dc1a
Markdown96a3402081db3c748c7691d3a8bc31402f897c3e590c0e4b1904967f8d9a5c33
PDF
Publication paged1b432f54bc4e530ec40838c807d8d4ad02a51956d7098dacb79876fe21a7555
Manifest09f98e4a6ed1f980286839757cf9925eb9cdb60980634c01d003b77cbefa14c6

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
Signaturet9BPkFXgI1aVmR3dC3dx9jcweuYPKr+2Io1hAdqWDza/Rym+DaFCT/1bo6GM2hb/XIMqAOCad+KvC+6FJYcDDw==
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

2026-09-17T09:47:49.420679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088616
observed d1b432f54bc4e530ec40838c807d8d4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:49.403923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088616/manifest.json
observed 09f98e4a6ed1f980286839757cf9925e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:49.386399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088616/publication.md
observed 96a3402081db3c748c7691d3a8bc3140...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:49.368022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088616/publication.txt
observed 08be0c5f48e08212b1a364efc7da769c...
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.