OpenTechnical

OT-2026-000043327

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000043327) never changes.

Identity and time

Publication numberOT-2026-000043327 · never reused
Internal UUID01a0ae7b-327d-77eb-bc81-d4cefaec04ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043327
StatusPUBLIC

Content hashes

Canonical text7fda4932fce6dcece6e3ec9dde33364636032df7d4ba3e99cbaf8e64895b56ee
Markdown73acec7834aa4ddec63edf49457ab304650fe6264e68f3db23cb7fea7bb6bc37
PDF
Publication pagee2e0620d15c28b57aedeb561d5fbda03bfacd492e8e3a83f0884b47d92ba86f2
Manifesta8d42c076d08de366ab3a413a038bdd91646dd0cecf84908fae09b86fb30ebe2

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
Signaturew6bAco9nGGR6+TE1EmkmHHc7lvG1JxLxWnpouXIKXmkTB/TuBMfWA7CiEv3qQ29A/+kKMZt9sz8VxcL2Hj4sCA==
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

2026-09-17T11:13:50.142981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043327
observed e2e0620d15c28b57aedeb561d5fbda03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:50.124416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043327/manifest.json
observed a8d42c076d08de366ab3a413a038bdd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:50.100363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043327/publication.md
observed 73acec7834aa4ddec63edf49457ab304...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:50.082312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043327/publication.txt
observed 7fda4932fce6dcece6e3ec9dde333646...
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.