OpenTechnical

OT-2026-000025503

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, 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-2026-000025503) never changes.

Identity and time

Publication numberOT-2026-000025503 · never reused
Internal UUID01a0ae71-5fa8-784b-9acb-5e2dbe4559eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025503
StatusPUBLIC

Content hashes

Canonical textee2836e423233f08c69d869a12326c8384f93673d1a032d56c2dac51e83bcd71
Markdown15f152484f87def8237162b01a13736afbf3409f06a72cdd3b032f5473dffc7c
PDF
Publication page280cc38817197d2ced5454c9ad2afe5306f432d5f91621674dca2814fc37b1ea
Manifest65a138b196cec9c3daeda8e8154702ae360a0ac162b21127ab968e59a414a686

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
SignatureOoOOsgEBav7Z+yHEcKk1RuWGnJNuYBPgtL1DwijZ8WNooWML7AinQveC9uGJWOdhnuWApFddh5YnIas2vj+ACw==
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

2026-09-17T11:47:36.080854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025503
observed 280cc38817197d2ced5454c9ad2afe53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:36.062514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025503/manifest.json
observed 65a138b196cec9c3daeda8e8154702ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:36.043632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025503/publication.md
observed 15f152484f87def8237162b01a13736a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:36.023570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025503/publication.txt
observed ee2836e423233f08c69d869a12326c83...
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.