OpenTechnical

OT-2026-000082841

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, 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-2026-000082841) never changes.

Identity and time

Publication numberOT-2026-000082841 · never reused
Internal UUID01a0ae97-8cc9-7d00-b3e3-0af59ce0347d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082841
StatusPUBLIC

Content hashes

Canonical text654998729619aeb6fb254969ce09320352048482253999a2593d5713717f9c45
Markdowne66c3ba1ec8ef69853a77d1c7ce6cee8873e42ec0029af914e7742949ecc4c6c
PDF
Publication paged59d16ee86dcdb480922db0f72df5d41880e7ab87879e6c91fbe3d87dd14b250
Manifestd461f17ca23fb1d93762b5ecde1387a251417a089fe70d6fe40e860f6c7cbad5

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
Signaturewuknnvsh3UyaTNK6AJUqinqJbuXa9WPAyNzZeWbtGJr615sGSkmBPrnhfxGPa2ysEyysLxsA7oE69YKrw80tBg==
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

2026-09-17T09:58:30.946594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082841
observed d59d16ee86dcdb480922db0f72df5d41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:30.928389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082841/manifest.json
observed d461f17ca23fb1d93762b5ecde1387a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:30.911073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082841/publication.md
observed e66c3ba1ec8ef69853a77d1c7ce6cee8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:30.892173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082841/publication.txt
observed 654998729619aeb6fb254969ce093203...
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.