OpenTechnical

OT-2026-000024639

Publication integrity record

Foam pad vacuum gripper, three zone face, four 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-2026-000024639) never changes.

Identity and time

Publication numberOT-2026-000024639 · never reused
Internal UUID01a0ae71-2725-7d38-b537-646c8615e619 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024639
StatusPUBLIC

Content hashes

Canonical text2aaa2178a1a79689219cca61d1d25e75d3d88edfff9c12e62c7f2b17838cffc6
Markdownbf1f554cc95ed921112afd82958e15167fecbafa8248b69b3d625f58cb24ef7e
PDF
Publication page532585df4e3e27a19e84dae83e73cfa917c313a5d6ada7e07698eead696f67db
Manifestd02910020487bcda90da060f002d5fdf5a6a8c0814f2bd190ee520ce7d5215a3

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
SignaturefaSohh0Gy0jlmz2y0hm0yvJl4D9wwwLotn9CojJKRUSUNvD8pDhfBbdI0/g9nlncfWZCb7DYH3kNzzFQO0PHAQ==
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

2026-09-17T11:47:50.042183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024639
observed 532585df4e3e27a19e84dae83e73cfa9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:50.025208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024639/manifest.json
observed d02910020487bcda90da060f002d5fdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:50.007583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024639/publication.md
observed bf1f554cc95ed921112afd82958e1516...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:49.990718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024639/publication.txt
observed 2aaa2178a1a79689219cca61d1d25e75...
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.