OpenTechnical

OT-2026-000011598

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, manifold 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-2026-000011598) never changes.

Identity and time

Publication numberOT-2026-000011598 · never reused
Internal UUID01a0ae6c-8900-7760-8d21-b1000d2ccf80 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011598
StatusPUBLIC

Content hashes

Canonical textc530c3832ce68747b7cb3fa38a5a50cbf52061d01f4e817aa247d80081202c3e
Markdown3bae1c0e02fe4772b36761a4278ce64ab0e7c6e6bb29701f927af719d47fec4a
PDF
Publication page958fb1b3b9f0df85d1880bdce8b9c888807596bccad699bc48acb54725483494
Manifesta7d144bda6633a80440e9fd23aac4c3d93605cadbf7176e5ae86ecd5081bc46c

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
SignaturezZvtm9veNK4Jr7PK2P5ZcnK4Ek0LQWU2p6RnBgOtrEgG5XbL7O/c8nVw24rmIP7hBPQlWVNt1LvSKShaaX72Aw==
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

2026-09-17T12:13:30.156677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011598
observed 958fb1b3b9f0df85d1880bdce8b9c888...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:30.139238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011598/manifest.json
observed a7d144bda6633a80440e9fd23aac4c3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:30.122544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011598/publication.md
observed 3bae1c0e02fe4772b36761a4278ce64a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:30.104925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011598/publication.txt
observed c530c3832ce68747b7cb3fa38a5a50cb...
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.