OpenTechnical

OT-2026-000072814

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000072814) never changes.

Identity and time

Publication numberOT-2026-000072814 · never reused
Internal UUID01a0ae92-89da-72ea-9a11-dbf2ea216045 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:54.283203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072814
StatusPUBLIC

Content hashes

Canonical texte30c43134bb26c5c909cab5eb7c0174b04f143f7933fe57ce545d8a4f51ef5e8
Markdown912298553f0d91b4dd7466ac4d18e0abee0b490368835a731a69e179887bc695
PDF
Publication page4e1e84c3f1307a94915ec1c2f70baddf8ec29ce57433623a3f14f7e931dd2890
Manifest2dfa82c6764cb3abd2d7467c03b09e08f6842fa5d8c85204b9f408351924d0f7

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
SignatureeNlprzPSxqGgiZDNO1/tTIpVgFmpE+3G0HIo3AHKvBvXbNZb3pEI/bxkT/DDDs6jkBxAVFnnkJ7JeR6n7AxqAg==
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

2026-09-17T10:22:43.888596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072814
observed 4e1e84c3f1307a94915ec1c2f70baddf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:43.868957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072814/manifest.json
observed 2dfa82c6764cb3abd2d7467c03b09e08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:43.851049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072814/publication.md
observed 912298553f0d91b4dd7466ac4d18e0ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:43.833839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072814/publication.txt
observed e30c43134bb26c5c909cab5eb7c0174b...
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.