OpenTechnical

OT-2026-000087066

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four 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-2026-000087066) never changes.

Identity and time

Publication numberOT-2026-000087066 · never reused
Internal UUID01a0ae9a-9f2d-7134-b080-49de01aa2252 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087066
StatusPUBLIC

Content hashes

Canonical texta1f914be3698659020db8b4f518f5b9513d3186226d0042aa3da4b07ce794196
Markdown31bb99a537de2910f230eb004b4e1198656284210db5fea4c175d96352279c01
PDF
Publication page092a8dd5ecf97b1866233f733b60a3709cc3227865e50cac799ae5b4bd5ee237
Manifeste73b750c30e66ec2d9bab35b3747a97881839f908c3303394078b6469132bf48

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
SignatureTOMUhtHDwPc4XvZRicqxb+5BXqkzBzaKeImLTIBAwmJKBrOVWrQKQ11MperVbHi5LJYjePSbXD9MrQ7+MMrwCg==
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

2026-09-17T09:51:19.143367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087066
observed 092a8dd5ecf97b1866233f733b60a370...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:19.127082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087066/manifest.json
observed e73b750c30e66ec2d9bab35b3747a978...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:19.110763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087066/publication.md
observed 31bb99a537de2910f230eb004b4e1198...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:19.094406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087066/publication.txt
observed a1f914be3698659020db8b4f518f5b95...
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.