OpenTechnical

OT-2026-000066944

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000066944) never changes.

Identity and time

Publication numberOT-2026-000066944 · never reused
Internal UUID01a0ae8f-14fd-79ea-bd1f-3d71e34071f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066944
StatusPUBLIC

Content hashes

Canonical text63e850646dd9eafb422958ca2ea483b064f479265f5cbda7af0dfb9724dc349d
Markdown9ea744057679c63c9c18962e19658c6b2d5cf7a460bca030ac8bd5aa21ccff0c
PDF
Publication pagec674bd65eb52f7ac7e9efe1493649efe03a1aa9a6a7377b114e53b3b868f595b
Manifest45f33812af5de5fb4fdb63775692f3252998dbe83e1aa794989d9d89b92d533f

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
Signatured1Vn+DEizuhpGQj9Rab5nHa1IS4LsdvoGASWOTJx9JGXbWeKn5dBK0zzmt9DweQrxMqw+A+AhuuznqqyfnhBDA==
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

2026-09-17T10:32:09.447936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066944
observed c674bd65eb52f7ac7e9efe1493649efe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:09.429532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066944/manifest.json
observed 45f33812af5de5fb4fdb63775692f325...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:09.412424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066944/publication.md
observed 9ea744057679c63c9c18962e19658c6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:09.393658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066944/publication.txt
observed 63e850646dd9eafb422958ca2ea483b0...
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.