OpenTechnical

OT-2026-000063498

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, supply line 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-2026-000063498) never changes.

Identity and time

Publication numberOT-2026-000063498 · never reused
Internal UUID01a0ae8c-f945-7a8e-868b-ced1efbce22c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063498
StatusPUBLIC

Content hashes

Canonical text75c48729f71360fb2c5ba19fa565c59dd49535f39eb4b93676dcb326dfb031f2
Markdown3c98200f1d389962d57a4b555b2937e7ed19050f015b41fc6838675a72fb90ec
PDF
Publication paged940e4a4e2e2403771f52d5cfefed50a35ff9d2e5cf4ad130901cc9aa3220a03
Manifesta5b23fbdf9ecb86d53846d052662476d080425f9b3053dbf695eb3fbcce52164

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
Signature5u8M4sCJbg1a+J7oHaEq7Sh+jP8jD8Qy2nTfMP5IJKWcWH2dIE6NSB6dyiWEK6ZlnL7Heo/TVCaTiW2L5CHmCA==
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

2026-09-17T10:37:28.634585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063498
observed d940e4a4e2e2403771f52d5cfefed50a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:28.617748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063498/manifest.json
observed a5b23fbdf9ecb86d53846d052662476d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:28.599069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063498/publication.md
observed 3c98200f1d389962d57a4b555b2937e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:28.580602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063498/publication.txt
observed 75c48729f71360fb2c5ba19fa565c59d...
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.