OpenTechnical

OT-2026-000074192

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, vented before 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-2026-000074192) never changes.

Identity and time

Publication numberOT-2026-000074192 · never reused
Internal UUID01a0ae93-7178-7d2e-b8d4-76cc290c037e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074192
StatusPUBLIC

Content hashes

Canonical texte6e69ac1436482ac009c419179b05f3d8f1fe35b725564f6e90e3208658fd097
Markdownb0e8ba56f59688645b07f73958909a15f394f4830c86bc608ca6a86d480260b9
PDF
Publication page2c97c6672807ead2e8218c24bca3437b179ad000e3ae4364abed88f22867575f
Manifest299ef068660dc2bf3f71e6f0d5ccfd741f5d6ef3e608280d5010d5fe19542528

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
SignatureJ0HqEP5UcckyR3aGNOVJfCDoj+fakzEdEOPhW6v9Q0JKR+biHRqRoRifXcrFETwdv8+qWkLjaiZUpPi5yg6wCA==
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

2026-09-17T10:19:02.798934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074192
observed 2c97c6672807ead2e8218c24bca3437b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:02.782842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074192/manifest.json
observed 299ef068660dc2bf3f71e6f0d5ccfd74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:02.766146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074192/publication.md
observed b0e8ba56f59688645b07f73958909a15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:02.748923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074192/publication.txt
observed e6e69ac1436482ac009c419179b05f3d...
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.