OpenTechnical

OT-2026-000011169

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, vented 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-2026-000011169) never changes.

Identity and time

Publication numberOT-2026-000011169 · never reused
Internal UUID01a0ae6c-540f-7df7-8bc7-fdcf1b0255d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011169
StatusPUBLIC

Content hashes

Canonical text4370d88bcc1cc16372790ec9e8469213ba480bbe8b224fe4525cc33084e016f4
Markdownecd162cf7b70667c09320cfba0eede4bac368e151f78d69196e44fdda4fe9699
PDF
Publication page4c31fe69bccec430c7cc8f743ca2ad70864a37efa11c65ae0d292dc3a7c69010
Manifest2b5d083c7ce49186279f76971f9e1b83cfb9f3ab07d6479c9da5b8fa0752857a

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
SignatureH/kmqwJGDheRwO6wev1HGsULLXkGbSlTr6if1gbbpvVAGjEdy5FsIwbQafkZKJJpbpXudevN//EmJxRs1pD5AQ==
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

2026-09-17T12:14:06.336763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011169
observed 4c31fe69bccec430c7cc8f743ca2ad70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:06.315813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011169/manifest.json
observed 2b5d083c7ce49186279f76971f9e1b83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:06.296985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011169/publication.md
observed ecd162cf7b70667c09320cfba0eede4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:06.277987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011169/publication.txt
observed 4370d88bcc1cc16372790ec9e8469213...
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.