OpenTechnical

OT-2026-000101884

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pulsed blow-off after set-down

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-2026-000101884) never changes.

Identity and time

Publication numberOT-2026-000101884 · never reused
Internal UUID01a0aea4-50f0-7863-a51a-33cb102fcfc5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101884
StatusPUBLIC

Content hashes

Canonical textbbcc8d74dc2adb94289cbfcc5546a324bf4b66c5443d1feff0ed9bc99470bb99
Markdown30d829cad63a53ceda5f7cb0c88464af786c87214bdbbaf25decfd5491f4d470
PDF
Publication page075c43347bdbbe1927345105bea0e006fb38172b7d1c36db705e42e1fd468511
Manifestc70c01abfc4a64e2c32e02630c501b46d48ece266d45aac53119c40f74120c2b

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
Signaturek49kdmO121ChEituZOUE8bDPOPc/DiNXSyN+x7oo9PTiH+Ji0rkDdfCb9HPUEEXlDzJe5F8FflaN9tG5har+Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:29.395482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101884
observed 075c43347bdbbe1927345105bea0e006...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:29.376119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101884/manifest.json
observed c70c01abfc4a64e2c32e02630c501b46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:29.357632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101884/publication.md
observed 30d829cad63a53ceda5f7cb0c88464af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:29.338971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101884/publication.txt
observed bbcc8d74dc2adb94289cbfcc5546a324...
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.