OpenTechnical

OT-2026-000047584

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000047584) never changes.

Identity and time

Publication numberOT-2026-000047584 · never reused
Internal UUID01a0ae7f-3e59-7d33-bc90-cc002312b01a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047584
StatusPUBLIC

Content hashes

Canonical text37ba7a86f1b3e3bb7c6d70bffba09c9968c6d9406f9930bf9d97daed3584d4e9
Markdown0c739ac3ee41b9af2f0d2d0dcc8e8e3759e9fa75a3f4d2c739e842f96c5e41b5
PDF
Publication page03bdd43df1b44c1e480ad0779d24fb9049d44375effe3d5698a12fddb4f0565d
Manifest4ee69ff513283c34e81e96ee9a00a01c4cab1bac61af541e55a3ea8441788e54

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
SignatureqJQhELdzQFYUN2/MFP5QbbuPiGD1CqU6wkovxYXQykV6GRCx/eebzNgamvWwFJUOL12t4sQ1xvomzw3kgei9DA==
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

2026-09-17T11:06:42.899683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047584
observed 03bdd43df1b44c1e480ad0779d24fb90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:42.881600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047584/manifest.json
observed 4ee69ff513283c34e81e96ee9a00a01c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:42.864789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047584/publication.md
observed 0c739ac3ee41b9af2f0d2d0dcc8e8e37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:42.848348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047584/publication.txt
observed 37ba7a86f1b3e3bb7c6d70bffba09c99...
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.