OpenTechnical

OT-2026-000033694

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two 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-2026-000033694) never changes.

Identity and time

Publication numberOT-2026-000033694 · never reused
Internal UUID01a0ae75-a390-7d06-8464-6949f6b3383a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033694
StatusPUBLIC

Content hashes

Canonical text3ca676daf8ff1ba64037159280d91d41a311a35f03369fc93757b6ccf368e871
Markdownaee69ca7e35032fc3e74cbbb42689cd88ea4100e2ea6353f646abb58b3615b4e
PDF
Publication page814995de6e8a1d3095ffe9f05bcaaf22d688ec405cc326e449511efe1ff89695
Manifestf00738225e430fe62339f1471a6bda0e98e5c6a18f98ec56eab9f0a2cc1a12da

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
SignatureGtx9gNPy9cxgeBFfIK/jPS7KUT7nmPOX1MkCDf72LIEKfcs8sUL1eefv4JsJLmpUW3vbDHa2cIZzbcvMKAWwAA==
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

2026-09-17T11:31:41.328423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033694
observed 814995de6e8a1d3095ffe9f05bcaaf22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:41.312201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033694/manifest.json
observed f00738225e430fe62339f1471a6bda0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:41.294814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033694/publication.md
observed aee69ca7e35032fc3e74cbbb42689cd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:41.276677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033694/publication.txt
observed 3ca676daf8ff1ba64037159280d91d41...
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.