OpenTechnical

OT-2026-000038821

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, 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-2026-000038821) never changes.

Identity and time

Publication numberOT-2026-000038821 · never reused
Internal UUID01a0ae78-769f-7d69-80e1-e3de9f29eb49 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038821
StatusPUBLIC

Content hashes

Canonical text8ce74f6defcd82c69719ef1b003437f625b77eff48f11841e38dd441c0887b7d
Markdown1e9b7f0fd4fc669f51a0351e6c58bc868cdb04a082e84a61a388c770cb26a36d
PDF
Publication page65149f96ddad62ff05b319412ca416e8c7bbc47729c22c752a9c33a1e5c5d3c2
Manifest59ddec7de8654ea2c0e88c8e760176385f6f6ec118ee630097fddf8702dbaade

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
SignaturewYQfuPo5b6cnxKZ+L1uwGhk6vp56syKk0bCT6OgSjKkrYgJcTgojTSPQ4y7JRV3bkFAH4C67DghzXtEc494RDA==
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

2026-09-17T11:21:22.909873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038821
observed 65149f96ddad62ff05b319412ca416e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:22.887705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038821/manifest.json
observed 59ddec7de8654ea2c0e88c8e76017638...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:22.868989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038821/publication.md
observed 1e9b7f0fd4fc669f51a0351e6c58bc86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:22.849501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038821/publication.txt
observed 8ce74f6defcd82c69719ef1b003437f6...
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.