OpenTechnical

OT-2026-000009084

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000009084) never changes.

Identity and time

Publication numberOT-2026-000009084 · never reused
Internal UUID01a0ae6b-31b8-79ac-a816-a79d735dba4b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009084
StatusPUBLIC

Content hashes

Canonical texte0186944056c083746eb22416549787bd6ebfde7fe16570df4c91c3972ee4578
Markdowne91b521430ab37b3e37e07dad1545e68a1efc6dd91dbaaded1515e8977c25ede
PDF
Publication pagea9fe540da2ff2c5067e7f3c4f7614b754f671b0a2584ee65d33ce39531142208
Manifest04434cf38fd4b0a9a1285b6bad39107e1ab4a4bec3331847744f5b664a8eaf27

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
Signaturefu/om8IQz1PiwzrEY4QP09qkJkiJlW98ss402CvPeZmNb5uafOwFfPp1ez7stEzcO7PTIyyPMhgweunYr/eWDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:45.408745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009084
observed a9fe540da2ff2c5067e7f3c4f7614b75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:45.386136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009084/manifest.json
observed 04434cf38fd4b0a9a1285b6bad39107e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:45.364213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009084/publication.md
observed e91b521430ab37b3e37e07dad1545e68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:45.342526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009084/publication.txt
observed e0186944056c083746eb22416549787b...
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.