OpenTechnical

OT-2026-000034698

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000034698) never changes.

Identity and time

Publication numberOT-2026-000034698 · never reused
Internal UUID01a0ae76-1ed1-7c5a-bcb0-26791d19cd8f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034698
StatusPUBLIC

Content hashes

Canonical text02122b4e3f4b6e4cb4d490d9af5054b03363bf25e51e02d5e9b2117c9f7b115c
Markdown3fac9327276d10fb6cd3ea03aeb6d0cd079317fe6da1db77bf1fc65b0dcf6457
PDF
Publication page82222a638fa2ab3a41a9914f5a5724d3c72c1a1dcf636edc1352fbd3fd5b4f05
Manifest1be6590584ee4b106328e8f6ff67db93ff6994745a7ad7504e4fd5fb57e59479

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
SignaturenPD4fXw2WUJppjBOEf5zbANptTnSoSG4PMrGX1H8V4LzI91wOfecEK/wAd+bPc2XNNIpJDbjS9av1FWtzAimAA==
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

2026-09-17T11:30:05.404022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034698
observed 82222a638fa2ab3a41a9914f5a5724d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.382968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034698/manifest.json
observed 1be6590584ee4b106328e8f6ff67db93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.365940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034698/publication.md
observed 3fac9327276d10fb6cd3ea03aeb6d0cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.345659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034698/publication.txt
observed 02122b4e3f4b6e4cb4d490d9af5054b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:38.448534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034698
observed 82222a638fa2ab3a41a9914f5a5724d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:38.429284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034698/manifest.json
observed 1be6590584ee4b106328e8f6ff67db93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:38.410535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034698/publication.md
observed 3fac9327276d10fb6cd3ea03aeb6d0cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:38.393677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034698/publication.txt
observed 02122b4e3f4b6e4cb4d490d9af5054b0...
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.