OpenTechnical

OT-2026-000050363

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, pressure sensor per zone, pulsed blow-off before 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-2026-000050363) never changes.

Identity and time

Publication numberOT-2026-000050363 · never reused
Internal UUID01a0ae82-5c47-7480-8d72-3db379d09659 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050363
StatusPUBLIC

Content hashes

Canonical text015b5c262beb086f5aa407fd3f6bbf1c99f93987e8ecf825a4b0f6e5878708e7
Markdown007531d2fe8e68aa2ededd6ea3fcb48c285d6373cb8f8abcfadb007373a683a7
PDF
Publication page8e4cd3d95f4fb4c960945f4a2bda90de57b300050eb926f902b51ff441129fa0
Manifestc5f3d5258c460c41e045523c916da6aa1e0ac5edf4da89ca4909daf231c472c6

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
SignatureQS3quTDz09aUEUo0FLFVJZnRaLLJg9uYhDHoNoaOwRrlQbJXvuOj9/CP3XFj8e/ZtX6fJpLJbFX5BpkPGrInCw==
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

2026-09-17T11:01:23.763718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050363
observed 8e4cd3d95f4fb4c960945f4a2bda90de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:23.749175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050363/manifest.json
observed c5f3d5258c460c41e045523c916da6aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:23.734063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050363/publication.md
observed 007531d2fe8e68aa2ededd6ea3fcb48c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:23.717984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050363/publication.txt
observed 015b5c262beb086f5aa407fd3f6bbf1c...
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.