OpenTechnical

OT-2026-000032585

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000032585) never changes.

Identity and time

Publication numberOT-2026-000032585 · never reused
Internal UUID01a0ae75-1070-7dc5-b32e-354a3137be4d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032585
StatusPUBLIC

Content hashes

Canonical text02b81401379cc1b8b94dca9c4a67a82e440a4d7e996070b4797f82c2d451afdb
Markdown8938798a92f71d89796e030b164d7bab4d11c1705491deb4d279a8891012a8f4
PDF
Publication page1a86666bdccb42e4fdcc5d0395e3cec6d873361d3c2ea47b9dcac30b6b1a236d
Manifeste74de56ebcfdc3a49ffc2467449e5e1d4427b6a516b960ebab15c888eaf505d6

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
SignaturewI8/unCgwwgKG+/gTK5Ty7zFpTGkEN46TOz7bMXAO4hZhV4zxKRUOh64nJQLJ9bUdnBtYzN2vwwM9UILol5DAA==
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

2026-09-17T11:34:09.746346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032585
observed 1a86666bdccb42e4fdcc5d0395e3cec6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:09.729201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032585/manifest.json
observed e74de56ebcfdc3a49ffc2467449e5e1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:09.712806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032585/publication.md
observed 8938798a92f71d89796e030b164d7bab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:09.694353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032585/publication.txt
observed 02b81401379cc1b8b94dca9c4a67a82e...
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.