OpenTechnical

OT-2026-000067827

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, pressure sensor per zone, pulsed 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-2026-000067827) never changes.

Identity and time

Publication numberOT-2026-000067827 · never reused
Internal UUID01a0ae8f-c4fb-7bab-b76e-e67c0bec3a04 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067827
StatusPUBLIC

Content hashes

Canonical textbeb29dab2ee03d38ff8d9bab0148bddd4ffffb38731ac2e7839dc699e3ad3295
Markdowne1e860572eec18ad1cf216a03be4c15a5bc7be56fe02bdc760b54086bd95be6f
PDF
Publication pageabe0f1b3d910582701cb20de245503f8e082d110e0d405b9e4a6ecac39d14607
Manifest84baa804b50c3960c669102a60c78c00cbf50854ae450f0cd8184cc25231db74

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
SignatureBKFgid9k60io/L8kR5YLRK78z2sC3Qd6r3F1kdL/fWxwNkKz0a+dGxomTvD4zSqh1luN23nEjrW594psvHjODA==
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

2026-09-17T10:30:04.634560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067827
observed abe0f1b3d910582701cb20de245503f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:04.615883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067827/manifest.json
observed 84baa804b50c3960c669102a60c78c00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:04.597133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067827/publication.md
observed e1e860572eec18ad1cf216a03be4c15a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:04.575519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067827/publication.txt
observed beb29dab2ee03d38ff8d9bab0148bddd...
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.