OpenTechnical

OT-2026-000008941

Publication integrity record

Single cup vacuum gripper, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000008941) never changes.

Identity and time

Publication numberOT-2026-000008941 · never reused
Internal UUID01a0ae6b-31b7-7829-95a3-cee1a98feade · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008941
StatusPUBLIC

Content hashes

Canonical text3c03a43accc27a297215b8bcfc7d801a95f371152cd6a84e8cceda0df85c583e
Markdown7e99dc849c5d6739644052157dfc67a2a338e803bf361c63a33bb409b6ff66d8
PDF
Publication page7d1997b257ad64ea468348546d3ab40f4d96abce1dea438851753c2a0a5caf63
Manifest92b981dfde2f16debb07982c04d70b8116d3fe8ca6f51410ebb5e4f90f87fa83

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
Signature2m1kTuey7YINUBfyKFWOvdI5KydpMfsmWwlH8UjmxdGTG6fDAyO1snRu4Rp8TQtbYBxpjdgbVF2uftxC9F+QDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:33.173561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008941
observed 7d1997b257ad64ea468348546d3ab40f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:33.156390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008941/manifest.json
observed 92b981dfde2f16debb07982c04d70b81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:33.137852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008941/publication.md
observed 7e99dc849c5d6739644052157dfc67a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:33.118334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008941/publication.txt
observed 3c03a43accc27a297215b8bcfc7d801a...
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.