OpenTechnical

OT-2026-000082218

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000082218) never changes.

Identity and time

Publication numberOT-2026-000082218 · never reused
Internal UUID01a0ae97-4d94-7bf6-b851-509ba982b764 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082218
StatusPUBLIC

Content hashes

Canonical textdb0448a82da081873785dd52ea73fd0a75245586f0b6e3739e82b7922fc9713c
Markdownfb0dc828a0c067a23e23e3c62f31cb4d0e3ca01e8de3e9f5b955e0d986413cbb
PDF
Publication pagef03a016a1e66b1af24dd06c2d623a34160ed766caba6ae5e2c048a9b5f7edbc2
Manifestc3f7522077cc3a486a6fad5bcf25753fb420f35f263d681a6c71ec266593e67f

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
SignaturebVxc2ZCBgtwOrnwc+oDBSfRnRiNn8QKHNHMsMJE5Tlo5j1vjFMSYSi6mGw78XqFVPqA5l2tU8/rrhX1elIYxBw==
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

2026-09-17T09:59:03.454258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082218
observed f03a016a1e66b1af24dd06c2d623a341...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:03.432889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082218/manifest.json
observed c3f7522077cc3a486a6fad5bcf25753f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:03.414704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082218/publication.md
observed fb0dc828a0c067a23e23e3c62f31cb4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:03.394122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082218/publication.txt
observed db0448a82da081873785dd52ea73fd0a...
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.