OpenTechnical

OT-2026-000069734

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000069734) never changes.

Identity and time

Publication numberOT-2026-000069734 · never reused
Internal UUID01a0ae91-185f-7699-af36-58dc52af3264 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069734
StatusPUBLIC

Content hashes

Canonical text82b58f7aa1227978c78447dba382d9c09e803c59747ab0468dbbbae423cd3361
Markdownb5fa18eae8001ca73af3fa78d51c1a7384ab2a2678e6405ab3fb9037aeb8666b
PDF
Publication pagee69af29a6a7d390f50cf6e9d9b785e5bf786b26905442d5ab5a0712f4020b67b
Manifest6e56800ff91ea815faed2c3dc0762381c5c2fa93105f50ab1bc9606178c2bca9

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
Signature5qbVaI0H9He6ZD7URsoPcyDLgcwZ/7Z9l5JsTYRXEV0q5ML//rmW7FvdJn9ElsGtr9z7krBsx+msXVxGpnQuCA==
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

2026-09-17T10:26:32.867270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069734
observed e69af29a6a7d390f50cf6e9d9b785e5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:32.850740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069734/manifest.json
observed 6e56800ff91ea815faed2c3dc0762381...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:32.832578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069734/publication.md
observed b5fa18eae8001ca73af3fa78d51c1a73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:32.815306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069734/publication.txt
observed 82b58f7aa1227978c78447dba382d9c0...
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.