OpenTechnical

OT-2026-000022264

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000022264) never changes.

Identity and time

Publication numberOT-2026-000022264 · never reused
Internal UUID01a0ae6f-f4fc-755f-adae-40da468d85e4 · 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-2026-000022264
StatusPUBLIC

Content hashes

Canonical text12ddb8d04f0d187c79910fc1abd54a8ce67fd74312a1be3f0e017099088fba49
Markdown688e7377cb590e03318353bfcf9ec9f735de3f4437715e3439e107d085321615
PDF
Publication page164c9949be2a2c90021d18c30ce2df229efbbf83121b0491d76c7ba4ae53660d
Manifest31b0aaa8063b17e6c95d9ccb18e632d82ae760cabb82d7c82aee770734f4001e

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
SignatureN+WaBJGzJ4zjhZZuuD7/Kg0fNHf6l+dHNCi9SStq9STA/TlbIplqXhKc59lR1FTDIPBiVLxpb7uZUIjMPWEuBg==
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

2026-09-17T11:53:03.830766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022264
observed 164c9949be2a2c90021d18c30ce2df22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:03.811358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022264/manifest.json
observed 31b0aaa8063b17e6c95d9ccb18e632d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:03.789572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022264/publication.md
observed 688e7377cb590e03318353bfcf9ec9f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:03.769548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022264/publication.txt
observed 12ddb8d04f0d187c79910fc1abd54a8c...
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.