OpenTechnical

OT-2026-000063313

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, manifold 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-2026-000063313) never changes.

Identity and time

Publication numberOT-2026-000063313 · never reused
Internal UUID01a0ae8c-f943-7d3a-83ef-b801c604307e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063313
StatusPUBLIC

Content hashes

Canonical text8d9a7a965157df325586610becde5b7a46dca47fbb2c68b3917b40cc4d9ecf64
Markdown1882ecbee3310d9fec7536319132cefe0f15c36d1074f6a0d262e794416fb236
PDF
Publication page8897795daee2343a234811a18ae3f31d8ae4551e1df99dc31bc30a2de34eb58f
Manifest18c2912d10082256ba4972db6117f91b1ccf3676ad26b10cc9b40489216e4944

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
Signature3W7YWQIFib0BMGjQWJCbweQkmDJehKzSnTkc/DLXKmwofTh4rSG/JflRq6nvWM4wPq+HAVJ4FX6Cf2CGAZ7mDA==
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

2026-09-17T10:37:12.194005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063313
observed 8897795daee2343a234811a18ae3f31d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:12.175843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063313/manifest.json
observed 18c2912d10082256ba4972db6117f91b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:12.159044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063313/publication.md
observed 1882ecbee3310d9fec7536319132cefe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:12.140442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063313/publication.txt
observed 8d9a7a965157df325586610becde5b7a...
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.