OpenTechnical

OT-2026-000014209

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000014209) never changes.

Identity and time

Publication numberOT-2026-000014209 · never reused
Internal UUID01a0ae6d-b279-7dbe-85e8-78f9946f7e6d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014209
StatusPUBLIC

Content hashes

Canonical text57637dd7b45b90de2d9819a80f5af2acc6e09275b9998fbb766af281e09aede5
Markdown3e92e81a0126baaead24abadc778c5f2a69d47f3c126fb85aab72e0c97729c5d
PDF
Publication pagea6a279ea413530b54f5d9896f59e20e1be052e6fc3c269fbb76e8bb7452967ce
Manifest7e9489b1691ec1c099056311d57c5b7fe0b4d65ad16fa9cede154d39958d01b4

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
SignaturefT2LOlLG52jDaNYY8oBo47tNTS2sjrY0RRNq7wg0ehGKaV7pUvn5IKkiT/ce4gCwJNtMkeIIMBCOaP743SmaAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:07:18.884027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014209
observed a6a279ea413530b54f5d9896f59e20e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:18.866491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014209/manifest.json
observed 7e9489b1691ec1c099056311d57c5b7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:18.848336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014209/publication.md
observed 3e92e81a0126baaead24abadc778c5f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:18.829121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014209/publication.txt
observed 57637dd7b45b90de2d9819a80f5af2ac...
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.