OpenTechnical

OT-2026-000036313

Publication integrity record

Single cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000036313) never changes.

Identity and time

Publication numberOT-2026-000036313 · never reused
Internal UUID01a0ae77-01d0-7daf-aafd-d08b24498a4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036313
StatusPUBLIC

Content hashes

Canonical textd18759a81cfaf79c7f17f87317cf1232bc829fe1a6a04d7d45ab79c8b058eac7
Markdown64b52a407b9e60841f2ceffcb696556747551268cf4720d95435e3a0c54a2632
PDF
Publication pagece9833df62524a35e3278ef80f7d92575d596eb0a3dabb7f16adfde183b85eef
Manifest69658cca873bd87eedafe9f552f99fb6f50d8d41e56975f6d63b2bba54265656

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
Signature8wj9908f+4MmhcL+dSLvW4KOSMp3Rn0DmoUpYLddJR9MiKAhqkVdKraJUV7AJZ28KIaaPz6coDbGU1Y9+jveBA==
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

2026-09-17T11:26:35.204404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036313
observed ce9833df62524a35e3278ef80f7d9257...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:35.187042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036313/manifest.json
observed 69658cca873bd87eedafe9f552f99fb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:35.169108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036313/publication.md
observed 64b52a407b9e60841f2ceffcb6965567...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:35.151023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036313/publication.txt
observed d18759a81cfaf79c7f17f87317cf1232...
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.