OpenTechnical

OT-2026-000023691

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, 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-2026-000023691) never changes.

Identity and time

Publication numberOT-2026-000023691 · never reused
Internal UUID01a0ae70-aed4-794c-8eca-a0f05b0bca54 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023691
StatusPUBLIC

Content hashes

Canonical textdaa06126ba2f4e6944de5df5ee1c78a4ef8b14f3ceb6abd3544ab01f1dbf5f32
Markdown7d0cbcd5b16b601d075cbbf58a1fc1fda575c8ffaca111705662c8416dfb2487
PDF
Publication page9f4537b85830e57d4eac3c89b9cd1b348e939885b2b46cec6687cb74804a6e41
Manifest8e6d31ce1a416dbcb924c55c4234da8bf3a2b18c6839641db9ce383dac591a90

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
Signature8DpwFatt8V81H9s6ffzKQP+/VGC42171Bg9KtVtMxixJ+tLDNzRGrcQqvpqiLpiqN1/ATm7aMzAEP01+lPK8DQ==
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

2026-09-17T11:50:01.171223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023691
observed 9f4537b85830e57d4eac3c89b9cd1b34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:01.152240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023691/manifest.json
observed 8e6d31ce1a416dbcb924c55c4234da8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:01.129646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023691/publication.md
observed 7d0cbcd5b16b601d075cbbf58a1fc1fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:01.109668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023691/publication.txt
observed daa06126ba2f4e6944de5df5ee1c78a4...
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.