OpenTechnical

OT-2026-000005508

Publication integrity record

Vacuum cup gripper, two outlet manifold, ejector fed, contact triggered

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-2026-000005508) never changes.

Identity and time

Publication numberOT-2026-000005508 · never reused
Internal UUID01a0a93b-52ef-7bb7-8444-98a81263bd90 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:00:32.498983Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005508
StatusPUBLIC

Content hashes

Canonical text614c4c4367612a3b18c98f52bec714eb1c7dd73311dca06c5cca1ceb56c69bfd
Markdown5a1179c5425e0677a6bfa6044115142d183ed26123da5bf476d3094552ca3b01
PDF
Publication pagea63a438d209e3da2471fc96743ccb605a08f2ad9c92c12504fdf168f509ce91f
Manifest111955468a5d5548117e7934bc9ff8f979fd90c7bcbf38865f8b89d4e0fc245a

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
Signature7AFcd+KoMjW6TAw6CfkiO+Pptm39+MXXh1P3jLsliuVCFFzjnNKdXBKZDvlZd7w2ziw6J6eblB7liRGdpumNDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:10:32.657895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005508
observed a63a438d209e3da2471fc96743ccb605...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:32.643297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005508/manifest.json
observed 111955468a5d5548117e7934bc9ff8f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:32.630037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005508/publication.md
observed 5a1179c5425e0677a6bfa6044115142d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:32.487596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005508/publication.txt
observed 614c4c4367612a3b18c98f52bec714eb...
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.