OpenTechnical

OT-2026-000045316

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, pulsed blow-off after set-down

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-2026-000045316) never changes.

Identity and time

Publication numberOT-2026-000045316 · never reused
Internal UUID01a0ae7c-f76b-7033-a8c4-17653c3e936a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045316
StatusPUBLIC

Content hashes

Canonical text7e8540a9a70bc810ba404c385b9d9a4a6c224e783c9a8cd2c5aa0b15d454e224
Markdown47618408b53bb6236a2ef84284c9b33d6f5af0e94e872580367eb6e104f57442
PDF
Publication page83b493593c515dc11f0be0059c69eef616abf3419f5ca70c6e238796fea33e9a
Manifesta9a34eb3b1043da0ba61fdc8a17c36e5a028355baa7f2202f1f0c1b8f476bcbb

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
SignatureJJTbWeiY8XyPL+32ljT18IkIxXEhp03RKBN2XsEknILfQpPxQOG5c/9Nn8YNYOCfJWsPmD2hWpZ1ldQoeA5VCQ==
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

2026-09-17T11:10:34.043461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045316
observed 83b493593c515dc11f0be0059c69eef6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.026019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045316/manifest.json
observed a9a34eb3b1043da0ba61fdc8a17c36e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.008978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045316/publication.md
observed 47618408b53bb6236a2ef84284c9b33d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:33.988873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045316/publication.txt
observed 7e8540a9a70bc810ba404c385b9d9a4a...
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.