OpenTechnical

OT-2026-000038448

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000038448) never changes.

Identity and time

Publication numberOT-2026-000038448 · never reused
Internal UUID01a0ae78-2d53-7546-9342-bfffc0e25e0c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038448
StatusPUBLIC

Content hashes

Canonical text1943048e29caa4cc6038fd06e962a07b34dd40fc3a599991ce2f2785619dbcaa
Markdownb8f2de9d2d2d169a28c20ccfb6b25f4eef3cf5b41fa7e4b5f3a0d6e6da3a91f7
PDF
Publication pagef4b3f884b4214e9e992873b760a3b02891ab5ddf45ea138daf2fb451e1831d68
Manifestee101b409803f7148df42c977355e6bdd36914ac97047cf7b0463f839f41071c

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
Signature3s2GulyBSOzMvgR9nkcvYQpLaziXdUEsWVX/9nj5RxQIoeP4By6Kt5dNweUf5Zz+PJsKVPf6PkgEhDoxlqkaBA==
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

2026-09-17T11:22:40.715611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038448
observed f4b3f884b4214e9e992873b760a3b028...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:40.696642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038448/manifest.json
observed ee101b409803f7148df42c977355e6bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:40.677757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038448/publication.md
observed b8f2de9d2d2d169a28c20ccfb6b25f4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:40.660245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038448/publication.txt
observed 1943048e29caa4cc6038fd06e962a07b...
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.