OpenTechnical

OT-2026-000039834

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000039834) never changes.

Identity and time

Publication numberOT-2026-000039834 · never reused
Internal UUID01a0ae78-d8d6-79ea-8e2a-de2b36b05f9d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039834
StatusPUBLIC

Content hashes

Canonical textfc4fd69d3353426bb57d8f1d48a127c7a9d5224549add91e41647ad4961e4bb5
Markdownc66ec101efbc8cbeec89bef944e7c9d23712e87768240af70f26f7c2917c76e0
PDF
Publication page059d5bcc53298ac104d53a3573092a99f46979b24dc9523079594ec5bfb04f4e
Manifest4b89bf6e773f8643eb07726430e9c8ccae7a15ad2d4d9b4215bfd25b0fa26bec

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
SignatureI9OaKrHac0R+plM1gc0wmffKEi9lOBGMxl0LxFORhQGxlWM6vyBjszGowJWIk1m679LRO31wfTnKox+lr0XSDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:20:03.482600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039834
observed 059d5bcc53298ac104d53a3573092a99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:03.464949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039834/manifest.json
observed 4b89bf6e773f8643eb07726430e9c8cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:03.447160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039834/publication.md
observed c66ec101efbc8cbeec89bef944e7c9d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:03.428262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039834/publication.txt
observed fc4fd69d3353426bb57d8f1d48a127c7...
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.