OpenTechnical

OT-2026-000045033

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000045033) never changes.

Identity and time

Publication numberOT-2026-000045033 · never reused
Internal UUID01a0ae7c-f767-7b26-ad65-dd6ba429aa11 · 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-2026-000045033
StatusPUBLIC

Content hashes

Canonical textddcf4985ebc0b1dcfd4b40c8592e4ff98bfa6b299284f93d9d607efb835ce8eb
Markdown980ec5c8d1137d4ee5080f4b9ccc2b6d35284c481a9172956247475404365173
PDF
Publication page0bc0a057522f4f567db101d499eb4d4a2cc9737901094153e43f7c5549bc1023
Manifestc578f350c9fe3878f33ff42661c9fb5871b24a83e335e3f151af3cd689aef8c1

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
SignaturevVzKvCIYubFZpe/Wz2G/SCv6Sn2ddKR60x+xq/KtnGmGkqJxIQXywqCdogGpp+1MH0kE4hUKNC7iDxqdFPwCBw==
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

2026-09-17T11:10:02.918227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045033
observed 0bc0a057522f4f567db101d499eb4d4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:02.900439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045033/manifest.json
observed c578f350c9fe3878f33ff42661c9fb58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:02.881107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045033/publication.md
observed 980ec5c8d1137d4ee5080f4b9ccc2b6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:02.862556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045033/publication.txt
observed ddcf4985ebc0b1dcfd4b40c8592e4ff9...
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.