OpenTechnical

OT-2026-000072348

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, vented before 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-2026-000072348) never changes.

Identity and time

Publication numberOT-2026-000072348 · never reused
Internal UUID01a0ae92-47c3-7e98-9a54-c7c16373f36a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072348
StatusPUBLIC

Content hashes

Canonical text7940ab3682b0aea642b35cecdd8cd3e99cdc502d333031bbba6f858a3eed2ab0
Markdowncc1710d7ab9ab0c5aae9878f40db0670bfe4210de4fba459a24d2674ca09aa21
PDF
Publication pageed602999854d784813cf1ca2fdf511e260ac223474f5115c00676136207272bc
Manifestadb0d5829b90ee76058cb3736ab3045c769846f086c20381cef936a8c9f2f33f

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
SignatureXzv0uLuObXOuPiQfo+q/pSaE94sHJ4X/8uTNTWbGwnKbdzGdFVkhOY50C/muw8NHl7Ivngp2e7W2tDq6vJN3CQ==
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

2026-09-17T10:23:34.881047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072348
observed ed602999854d784813cf1ca2fdf511e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:34.863960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072348/manifest.json
observed adb0d5829b90ee76058cb3736ab3045c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:34.846760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072348/publication.md
observed cc1710d7ab9ab0c5aae9878f40db0670...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:34.829756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072348/publication.txt
observed 7940ab3682b0aea642b35cecdd8cd3e9...
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.