OpenTechnical

OT-2026-000085488

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two stage ejector, sustained 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-2026-000085488) never changes.

Identity and time

Publication numberOT-2026-000085488 · never reused
Internal UUID01a0ae99-aaab-7a15-9e91-f9956b37e7cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085488
StatusPUBLIC

Content hashes

Canonical text79b2d54ad2d2204c2a6bf6b95dda9fc798392046d6b1ea90fd2ca37f825eba36
Markdown7de5be84a17d7a22ac6d4e5c7206bf66caf5be70b85246b4cf6ad258c12ebe7e
PDF
Publication pagebd96f69d4f60b35dc451dd5da32d681c63715efb9306695f99efcabf314c25cc
Manifest37af6fb0e5346d9734561c47b390f685a7ea2a18852e6f210e561552a534a711

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
SignatureHqHt+EQo03iWhM5a8lxjLp4jyXRENbXKQ6XAJcQ/h/ybwJcI8+6scTmHSIPfQ/gymnSG4MqXonSJPEs6lfYhAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:54:17.208285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085488
observed bd96f69d4f60b35dc451dd5da32d681c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:17.190550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085488/manifest.json
observed 37af6fb0e5346d9734561c47b390f685...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:17.173837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085488/publication.md
observed 7de5be84a17d7a22ac6d4e5c7206bf66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:17.157993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085488/publication.txt
observed 79b2d54ad2d2204c2a6bf6b95dda9fc7...
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.