OpenTechnical

OT-2026-000078484

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, vented after 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-2026-000078484) never changes.

Identity and time

Publication numberOT-2026-000078484 · never reused
Internal UUID01a0ae95-7c28-727f-b42b-8303976ad30f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078484
StatusPUBLIC

Content hashes

Canonical text7e6fc39d14e1495782674c79d70bd2dc626e8936f6f6260ff1683b6db7a485fb
Markdown931ccc73ba1498068cdfa0d15509ea497d97fd6e4634dcae9d20bef01b0d02bc
PDF
Publication pagea2b7454357d8963af94eb6840e671b449271c67e64c58cd13d2bdf62298f27b2
Manifestb94018c08e7baaa5bddf8ceb93b9d17f0928b09ddefe7441de1d2b7def08bd5b

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
SignatureT3a0mFO1bf5irVNC8m7rBKXsnLrDzdLrffAzEva9RwK4NcINHcRuficHk5Plj8d8MwuZBwSHI5kQBGLYsN4KAQ==
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

2026-09-17T10:06:02.182557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078484
observed a2b7454357d8963af94eb6840e671b44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:02.163671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078484/manifest.json
observed b94018c08e7baaa5bddf8ceb93b9d17f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:02.133635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078484/publication.md
observed 931ccc73ba1498068cdfa0d15509ea49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:02.102753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078484/publication.txt
observed 7e6fc39d14e1495782674c79d70bd2dc...
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.