OpenTechnical

OT-2026-000079916

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000079916) never changes.

Identity and time

Publication numberOT-2026-000079916 · never reused
Internal UUID01a0ae96-4377-7693-8842-e1242fe5db18 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079916
StatusPUBLIC

Content hashes

Canonical text09877a68a737f914141ef69582c63e69c27d961cb21d6d64e12904a7b21a5585
Markdown083eaaa9567ec808dc485388bbea4c73a2091b785d1df8a745cb1ccce78b8ba4
PDF
Publication page3e3f388e44a758a70f2bf2ca6770b17871b7eafc4c0f335b63e362c9aa2898d8
Manifesta3f9e1ad82861f2128f2872c7f64aa604d4eb3daf1fa8339826ceaba18f78f5c

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
SignaturejOaA0L2RpXT0DZxL/TNRcWz8VpTZX/uzKOS0TCxSCSR5wfZKRTzcFpt9sbSWod7y+Fyz+MjIq4LWx4HIj+j6CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:03:49.060857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079916
observed 3e3f388e44a758a70f2bf2ca6770b178...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:49.039875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079916/manifest.json
observed a3f9e1ad82861f2128f2872c7f64aa60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:49.019270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079916/publication.md
observed 083eaaa9567ec808dc485388bbea4c73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:49.000031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079916/publication.txt
observed 09877a68a737f914141ef69582c63e69...
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.