OpenTechnical

OT-2026-000061656

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000061656) never changes.

Identity and time

Publication numberOT-2026-000061656 · never reused
Internal UUID01a0ae8b-b8aa-7cc6-bdfe-25dacf765779 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061656
StatusPUBLIC

Content hashes

Canonical texta93de0f94b4f6787c5a98ac1b1e2908f311eac711de05890752c8511ce2fbef3
Markdown4f82ebc1a5b0bb812c4776dded0b05b473d5da0b2a8c1f78dbe1e8dc8be89513
PDF
Publication page4bd35fe33df67eebb0ccfc93ebff49898e8c90eacc096e587dc8222ee6a4f68c
Manifest9959155130c85ec728df8977e3ea10cfafbbda441df32e0628aec5fa9594291f

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
SignatureUYDBGOGMo7TmserMkOygPA16mZ3RpSL3vZg9DoL3UVROzZXKGRgGmwmTZmvEacPGmgDpt67EH8KL843xVppYCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:12.074165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061656
observed 4bd35fe33df67eebb0ccfc93ebff4989...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:12.053735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061656/manifest.json
observed 9959155130c85ec728df8977e3ea10cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:12.033347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061656/publication.md
observed 4f82ebc1a5b0bb812c4776dded0b05b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:12.013257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061656/publication.txt
observed a93de0f94b4f6787c5a98ac1b1e2908f...
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.