OpenTechnical

OT-2026-000034342

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000034342) never changes.

Identity and time

Publication numberOT-2026-000034342 · never reused
Internal UUID01a0ae75-df0e-7c85-bcd9-4741845a1405 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034342
StatusPUBLIC

Content hashes

Canonical texte2be1b03a996d262895598efffd144005f7b55d582da869ebf07859d3d3810f9
Markdownaedaf1bb944af59abfb049bd0888a86d0029e45d2b3dab07273e6dfa9760473e
PDF
Publication page330792deec1382b1df9114491eed99a7cd9a91d0f502f3e987a770b09496778b
Manifesta5be8a7d4c25d89a5254daa566d5d526555a41afde03499008225bc88086b86a

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
SignatureIwRIKyVIDAzhuAUyfpyd8zJQdRLIsFgHj6TLKOGjhoC1P69DpFQDV3sjw+CDm03WkE9omIwMBfP20Wmx0nUUDg==
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

2026-09-17T11:31:02.483669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034342
observed 330792deec1382b1df9114491eed99a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:02.464718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034342/manifest.json
observed a5be8a7d4c25d89a5254daa566d5d526...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:02.446863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034342/publication.md
observed aedaf1bb944af59abfb049bd0888a86d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:02.424715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034342/publication.txt
observed e2be1b03a996d262895598efffd14400...
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.