OpenTechnical

OT-2026-000022116

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000022116) never changes.

Identity and time

Publication numberOT-2026-000022116 · never reused
Internal UUID01a0ae6f-f4fb-7ae6-ade4-39d494fd9f29 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022116
StatusPUBLIC

Content hashes

Canonical text9d60e495cb7f6d5c77092e457e2193c5867dd03d317de9d68efcab930c38ac98
Markdown0eb82ed7e6fa55585f26cbd095fd8fcd2271794c7252656842700e1d3822d193
PDF
Publication page2f99e8f8b16bab5e4113d41acbc09a373d01bbbf0f228d5be099137bb34a8aa8
Manifest196e573303d8bb037ac9e3517fafb1b3e30a6e2f2c6dabd95cbfc633b4e4334a

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
SignaturenqpTUiW91sqyJdA5P9au2zIw0VNb6rvXeWBXaqJkR2r3mCGpXoU8Ore/0TddbaYsG4/5rdf9yNkvCRNHwI2XDw==
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

2026-09-17T11:52:47.250590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022116
observed 2f99e8f8b16bab5e4113d41acbc09a37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:47.233712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022116/manifest.json
observed 196e573303d8bb037ac9e3517fafb1b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:47.216682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022116/publication.md
observed 0eb82ed7e6fa55585f26cbd095fd8fcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:47.199977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022116/publication.txt
observed 9d60e495cb7f6d5c77092e457e2193c5...
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.