OpenTechnical

OT-2026-000065244

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000065244) never changes.

Identity and time

Publication numberOT-2026-000065244 · never reused
Internal UUID01a0ae8e-1dfa-7f2b-b9ab-ece589657626 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065244
StatusPUBLIC

Content hashes

Canonical text4309b9ee5b35bfce354a6ea9d25862db2aceca7391429cc7b1a2fee2b84143e5
Markdown66ff7a1f7e08b3bfe983ceec1b7f5ea615a078f5d9b3ec006fc19bd44dfc8736
PDF
Publication page0e3cb90ea42b6aadcedb79a123aa6c9087fc887ccc975054372b6bc62372d837
Manifest0976b5df0014ec7c8d3fdfdd3d9b4f5f451127e85feccbc22eaf57b4ccbfbe82

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
SignatureQBrFtDLy+zd1Y+jGd9sC4ORrCTS1ZBSWQV/frBeU5NijoC+6mJBrifJM7BeKYRLxKcTvHNHPPVbzMv5dkMAwCQ==
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

2026-09-17T10:35:06.239947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065244
observed 0e3cb90ea42b6aadcedb79a123aa6c90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:06.222390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065244/manifest.json
observed 0976b5df0014ec7c8d3fdfdd3d9b4f5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:06.204883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065244/publication.md
observed 66ff7a1f7e08b3bfe983ceec1b7f5ea6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:06.185802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065244/publication.txt
observed 4309b9ee5b35bfce354a6ea9d25862db...
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.