OpenTechnical

OT-2026-000066806

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000066806) never changes.

Identity and time

Publication numberOT-2026-000066806 · never reused
Internal UUID01a0ae8e-ce43-763f-85ec-e28cb079945e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066806
StatusPUBLIC

Content hashes

Canonical text243738fa117ebad08acc98b522c450c1c58661f52fc588302c9fc3e13a81062b
Markdownbf7866b846c66ce257ebb780c253003a1bc27ebc43a7cac04fe0a60a9c92ce4d
PDF
Publication page92724d5b51322f3bf14eaea656c41d7b741d5d26d1638a5a3944e7f6409b2863
Manifestdf052b2776533b2b3cbc938ebcfef7ab71ad5cd79f43a0fd4f603c71f3e515e0

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
SignatureiBdz6/PNnfRN7/Qkc1pTcBEEGC5Io8BWXsFIkk6rvOAog+oerN4wog68/uHIEBjnXbXvZ77eR2IfsDIt9nXkDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:14.115197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066806
observed 92724d5b51322f3bf14eaea656c41d7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:14.097758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066806/manifest.json
observed df052b2776533b2b3cbc938ebcfef7ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:14.080383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066806/publication.md
observed bf7866b846c66ce257ebb780c253003a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:14.062294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066806/publication.txt
observed 243738fa117ebad08acc98b522c450c1...
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.