OpenTechnical

OT-2026-000036299

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000036299) never changes.

Identity and time

Publication numberOT-2026-000036299 · never reused
Internal UUID01a0ae77-01d0-7c74-a34a-5dace28f4496 · 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-2026-000036299
StatusPUBLIC

Content hashes

Canonical textfe30d8d59069cfb831c8e21f3caadbb6d301894fde6f9858c4a2a8e6f204e3b9
Markdown32d9e9605f476863d64d895b311b3bcb6e28e63419d24bcac76efb8eaa39de23
PDF
Publication pageb2373668cea557c6324fa6d56162926b9b3c25fca24d4507e2255d4737e86c47
Manifestfa500e6e20982ab0aafbe38d8e1ddd659f9651513716e9bec99729323f9ce771

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
SignaturemcXCC6E3O+7x/RyeTkEGAAkBt6Q073zON6j7ct/O/Aj58efcDQZhcu9OM+Dids+TDzLZVAN+IdWFgHXKLF3RAA==
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

2026-09-17T11:26:34.152746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036299
observed b2373668cea557c6324fa6d56162926b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:34.133640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036299/manifest.json
observed fa500e6e20982ab0aafbe38d8e1ddd65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:34.105130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036299/publication.md
observed 32d9e9605f476863d64d895b311b3bcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:34.078254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036299/publication.txt
observed fe30d8d59069cfb831c8e21f3caadbb6...
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.