OpenTechnical

OT-2026-000019294

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000019294) never changes.

Identity and time

Publication numberOT-2026-000019294 · never reused
Internal UUID01a0ae6e-f392-79e1-83d5-c1b5fbe59fb3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019294
StatusPUBLIC

Content hashes

Canonical textead0194d1a19b87bd228af63d237c63543da373681d28d7e70e022db179ea186
Markdownb7b3d9f83093b5d3422d421589e456dbfcf00ceedd90e14162cc3c79ab09bbc0
PDF
Publication pagee13a908feb391ae9964ca527cd3a6bbcb4025c923251bbaec851a457b52564b1
Manifest03e4c165e059983a2ac6f6a4aecddb44d23625409237c2f1d079da2263818715

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
Signature4DcNfuP+3kI1T+tJNES/ZD24JfqSgSPIPxBEE8sHBIw49i6q0YB4xVO6vza87FmEuANr9m9uOsRINs/H/S3kCQ==
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

2026-09-17T11:58:39.006759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019294
observed e13a908feb391ae9964ca527cd3a6bbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:38.989442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019294/manifest.json
observed 03e4c165e059983a2ac6f6a4aecddb44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:38.971706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019294/publication.md
observed b7b3d9f83093b5d3422d421589e456db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:38.952157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019294/publication.txt
observed ead0194d1a19b87bd228af63d237c635...
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.