OpenTechnical

OT-2026-000065997

Publication integrity record

Single cup vacuum gripper, single stage ejector, supply line 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-2026-000065997) never changes.

Identity and time

Publication numberOT-2026-000065997 · never reused
Internal UUID01a0ae8e-8dc2-70c8-bb3b-e6377f590d17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065997
StatusPUBLIC

Content hashes

Canonical text3d43eb2cbc5902d38b700411d8e4765644ef66910fcacea624f9b838c35182ad
Markdown4d0fee40dfd40281021dae10b6d58b5ec0b5aa2ef16e11fd62fba32a7ecc51e1
PDF
Publication pagec1e08a865281c104ee76d2e23012e28155b87959da95a0ab98a9667892d87192
Manifest5bf48348af91edc28fd616b022dae6efde5dda05df55f001bbe340fe7af03893

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
SignatureOa8aMQAPg+c+UK/Mwuct+mK+r3wGUpnSgzjBOIS++OyesMZ6GeN2+Qk/gz7UJc2/lbUwJrsjGOn7ecLeiGpaBA==
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

2026-09-17T08:50:30.834432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065997
observed c1e08a865281c104ee76d2e23012e281...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:30.815182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065997/manifest.json
observed 5bf48348af91edc28fd616b022dae6ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:30.795821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065997/publication.md
observed 4d0fee40dfd40281021dae10b6d58b5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:30.775592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065997/publication.txt
observed 3d43eb2cbc5902d38b700411d8e47656...
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.