OpenTechnical

OT-2026-000070554

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000070554) never changes.

Identity and time

Publication numberOT-2026-000070554 · never reused
Internal UUID01a0ae91-5460-7c2a-a5c7-32b23fbb153e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070554
StatusPUBLIC

Content hashes

Canonical textd2c78ba9aae6e2525ad4dcd05db7b9c61e4efb2c317f1f9f4e6bb9eb01c9fa04
Markdownc07ed63b7ad4dae32b587b9a8b9af1f3e8eb896355d169040cd88467e9c44084
PDF
Publication page5bec3df1af9613e616028249dfca5b2fa44933926b5f803e2e29ecd1cd0c39b6
Manifestedb2b7f5fb67a1cbd2448a8f2c1839ed7d1b6cb93fe7614f101f10aec6d89fc3

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
Signature03g1dkgASCKlK5QhuaHa+O1QcHGXco1yx6rSb5j6G2P3KgKuJnGM9LVZlJqoyhS6+vDxXe22gXJRyZW6WuLbDw==
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

2026-09-17T10:26:24.189170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070554
observed 5bec3df1af9613e616028249dfca5b2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:24.170849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070554/manifest.json
observed edb2b7f5fb67a1cbd2448a8f2c1839ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:24.153609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070554/publication.md
observed c07ed63b7ad4dae32b587b9a8b9af1f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:24.134661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070554/publication.txt
observed d2c78ba9aae6e2525ad4dcd05db7b9c6...
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.