OpenTechnical

OT-2026-000071654

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, vented before 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-2026-000071654) never changes.

Identity and time

Publication numberOT-2026-000071654 · never reused
Internal UUID01a0ae92-1e91-71ea-be08-b7d4193e5d54 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071654
StatusPUBLIC

Content hashes

Canonical textc42919c3c6d4c64a9388edd25ad82c338378688872d149ddd0bb55273d658489
Markdown18d389e307309cca4030ab5204614e193f0035388b57612b0364648e13ddd155
PDF
Publication pagecbb685f999d7c2d1a116e59057d7b630e8e3f8c9bca3db4a13d9a533d60bc169
Manifestbf5e53bdfc07bd0c94798f60b9630cc725a259bd61eb0649f445ccea35b4163d

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
Signature61YNy0eVFkUzchXxBkUm2uIrLz6gQccZCd34WqjjpU0mFs8WEtLg3LDtS3PWWpSzh14thdIn64+IDS5NRAvnDg==
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

2026-09-17T10:23:38.531532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071654
observed cbb685f999d7c2d1a116e59057d7b630...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:38.514399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071654/manifest.json
observed bf5e53bdfc07bd0c94798f60b9630cc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:38.495803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071654/publication.md
observed 18d389e307309cca4030ab5204614e19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:38.476766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071654/publication.txt
observed c42919c3c6d4c64a9388edd25ad82c33...
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.