OpenTechnical

OT-2026-000080944

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000080944) never changes.

Identity and time

Publication numberOT-2026-000080944 · never reused
Internal UUID01a0ae96-b975-7887-ab0c-8a26f4e0a313 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080944
StatusPUBLIC

Content hashes

Canonical text297a14fb6fef92f678d53627060330aa85c584194a61ae50757d8789df194b64
Markdownfeb4e5dff4155ebc6daeeb606b8a995fa9639183beb3fe01d40e2c2af46b09bd
PDF
Publication page05fe38009f653b4763a7afa2093bf153c3aa44539675ea04b3696b12704d4809
Manifestcab6d7c30a62511181db0b4685a699c9fd2d9732f6a6fc8fadb0c7f319e40a4d

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
Signature52weAMAmGeqpwWfgJNeSdqKJMYzHtAdpGKnprDSCoHsMGNMEejQpVFZk9NLwuppJiJwOehwaokti1FyHb5a2Aw==
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

2026-09-17T10:02:13.273565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080944
observed 05fe38009f653b4763a7afa2093bf153...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:13.254480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080944/manifest.json
observed cab6d7c30a62511181db0b4685a699c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:13.159377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080944/publication.md
observed feb4e5dff4155ebc6daeeb606b8a995f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:13.141332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080944/publication.txt
observed 297a14fb6fef92f678d53627060330aa...
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.