OpenTechnical

OT-2026-000064114

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000064114) never changes.

Identity and time

Publication numberOT-2026-000064114 · never reused
Internal UUID01a0ae8d-a45f-72b0-99cd-2a89c6f49731 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064114
StatusPUBLIC

Content hashes

Canonical text294d016d401ac79e6265bea846f3fa03afa3dddc05b74d8ad618682c413afd55
Markdownb10c93c6fc7e4f8d34d7a68a4d94ece23f840d7a05e4a4cee6261a9bdf519d8c
PDF
Publication page501d9627edddacbb5fb6233e516dd5e40a7d4894c99faea6c4f07c766ae0568c
Manifestcb1ca8a30a0951f4017f54d1536863977cffa98de844972840d401bfba2e7aaf

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
SignatureciXLZwUCjBpoxbOWu7aEFGkZMxJn8YonKRbQmnOSUbUkdplwUjKkqI2naFio+KGbWd9xDIP4qMZ5jDey9C1EAg==
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

2026-09-17T10:36:06.591981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064114
observed 501d9627edddacbb5fb6233e516dd5e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:06.575598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064114/manifest.json
observed cb1ca8a30a0951f4017f54d153686397...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:06.557440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064114/publication.md
observed b10c93c6fc7e4f8d34d7a68a4d94ece2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:06.538969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064114/publication.txt
observed 294d016d401ac79e6265bea846f3fa03...
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.