OpenTechnical

OT-2026-000050278

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, sustained blow-off after 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-2026-000050278) never changes.

Identity and time

Publication numberOT-2026-000050278 · never reused
Internal UUID01a0ae82-5c46-7a05-b327-77ed36d87a14 · 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-2026-000050278
StatusPUBLIC

Content hashes

Canonical textcba9b25e3a320a1c87edae6aa5f9fc89d6adf4e76287944da3835ae1be6632bb
Markdown6f125749eebe65b47ed636d6d5876d7520b6d8fa07c12fb603663356ee1d7a59
PDF
Publication page1b0ef608016e9ca07345d387ef8180d79d532cea7d0d63b15fcaccc2d0f775a1
Manifeste0e8b897dcaff3b448f88c3f6220446ac914070fa1684822fdca160b1eabf302

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
SignatureE9MD9lesIXkXP7+ca+2d/rpS66s7wsjPGY+bTchV3kvbeC/9EP8x6gF/edWFZPYnh7dhNlgFIEA/kFfXVjgYCQ==
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

2026-09-17T11:01:16.880703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050278
observed 1b0ef608016e9ca07345d387ef8180d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:16.865178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050278/manifest.json
observed e0e8b897dcaff3b448f88c3f6220446a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:16.849174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050278/publication.md
observed 6f125749eebe65b47ed636d6d5876d75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:16.833862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050278/publication.txt
observed cba9b25e3a320a1c87edae6aa5f9fc89...
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.