OpenTechnical

OT-2026-000014509

Publication integrity record

Six cup vacuum gripper, six 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-2026-000014509) never changes.

Identity and time

Publication numberOT-2026-000014509 · never reused
Internal UUID01a0ae6d-b27b-75c9-ad08-bbe60ab474ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014509
StatusPUBLIC

Content hashes

Canonical text8bb275fd360d39b3c7ac1faaedd819bccffbd302b2f7f420597837ff8e26c2b6
Markdown8def69b1a7f26a7f3be3830e6dad47e7aee18702917c736406f704a913f533ea
PDF
Publication page5802bdd9bce8eedbd96aafc327a0ccb8106d5323b06b29510d015900e40bdda0
Manifest5e5dc5c565fcbb765d78bacd3cf1e517df1df3b21965252e494baa246d2bd575

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
SignaturesVLmXLn95yMpRwjSaSfZETZPKnaqz+dPuE3+fcKnUpyG5tCySL74rkrFf1QRn9LKDho4ZwBTDr0neaM6b4lZDA==
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

2026-09-17T12:10:20.429903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014509
observed 5802bdd9bce8eedbd96aafc327a0ccb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:20.409599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014509/manifest.json
observed 5e5dc5c565fcbb765d78bacd3cf1e517...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:20.390736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014509/publication.md
observed 8def69b1a7f26a7f3be3830e6dad47e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:20.371834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014509/publication.txt
observed 8bb275fd360d39b3c7ac1faaedd819bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:23.962670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014509
observed 5802bdd9bce8eedbd96aafc327a0ccb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:23.945545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014509/manifest.json
observed 5e5dc5c565fcbb765d78bacd3cf1e517...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:23.927880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014509/publication.md
observed 8def69b1a7f26a7f3be3830e6dad47e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:23.912541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014509/publication.txt
observed 8bb275fd360d39b3c7ac1faaedd819bc...
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.