OpenTechnical

OT-2026-000013609

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000013609) never changes.

Identity and time

Publication numberOT-2026-000013609 · never reused
Internal UUID01a0ae6d-8de8-7117-8e99-ba0983ac5c73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013609
StatusPUBLIC

Content hashes

Canonical textf5ad45e15aeae25a2da6e6e4f615dc156dcc5ec5109e831595f26d76941a89fa
Markdown7a4315a43fd8ec3853c6b5f562dd144c0769984b3238d6461e46bf8bc3274ff7
PDF
Publication pageb6d7563d85764b2ebbc846e55e0d2a74b1818b1bae0aabda3464c01418b08df5
Manifest0ddc458b878a9a0fcd34e2345ce453c788f59bd2aab4738a3e341432a30fefb5

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
SignatureEVNLf73wM/AHIqs9g2ejmrntioXwpe7Tso/4y07AJs6U80zKLFD9LLkZZuIIfXJPwZ2lrVtd70usph9Cp6f8Dg==
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

2026-09-17T12:10:31.107727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013609
observed b6d7563d85764b2ebbc846e55e0d2a74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:31.088174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013609/manifest.json
observed 0ddc458b878a9a0fcd34e2345ce453c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:31.070823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013609/publication.md
observed 7a4315a43fd8ec3853c6b5f562dd144c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:31.051837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013609/publication.txt
observed f5ad45e15aeae25a2da6e6e4f615dc15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:32.173655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013609
observed b6d7563d85764b2ebbc846e55e0d2a74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:32.156595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013609/manifest.json
observed 0ddc458b878a9a0fcd34e2345ce453c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:32.139835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013609/publication.md
observed 7a4315a43fd8ec3853c6b5f562dd144c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:32.121815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013609/publication.txt
observed f5ad45e15aeae25a2da6e6e4f615dc15...
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.