OpenTechnical

OT-2026-000026343

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, pulsed blow-off before 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-2026-000026343) never changes.

Identity and time

Publication numberOT-2026-000026343 · never reused
Internal UUID01a0ae71-f4a7-72a6-8d5f-5546addb364a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026343
StatusPUBLIC

Content hashes

Canonical textaec2d35c91fc111e02abc078350a901ea6d32aa3fd956257636f156d0b5810c9
Markdownc4f7d9cf9fc065ca2eeb8fd352dd2d9c10e6eeeb18b99c8dc1ebef83930c3ec7
PDF
Publication page97ac5bde88bf1a6dd95414e58f4c2286c49fec6198dc95f5ccfae26825f23794
Manifestc7fc5806d7a2f20a8ef4b4d27006a7fab2c3e63e43431ccffe269c82e3006e8a

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
SignatureRHSrt1AeWfN9QczYouojdzK0kProI4i6WGy5i2YnZcxIvVLWOKvqhpPzRvCltchcM3Rd6usYtm6XJgtEWtz1BQ==
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

2026-09-17T11:44:18.708979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026343
observed 97ac5bde88bf1a6dd95414e58f4c2286...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:18.692135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026343/manifest.json
observed c7fc5806d7a2f20a8ef4b4d27006a7fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:18.669232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026343/publication.md
observed c4f7d9cf9fc065ca2eeb8fd352dd2d9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:18.649569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026343/publication.txt
observed aec2d35c91fc111e02abc078350a901e...
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.