OpenTechnical

OT-2026-000014833

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, pulsed blow-off before 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-2026-000014833) never changes.

Identity and time

Publication numberOT-2026-000014833 · never reused
Internal UUID01a0ae6d-d094-79f3-8036-69388f6ae0af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014833
StatusPUBLIC

Content hashes

Canonical text1894395ab57d42fd4b225baeec90676488818d9c1f24b82378dca75bfe7fddd7
Markdown5f74738bf809c912991e96deac25d093555c0ac1a3c3969d7f6372605f74c7be
PDF
Publication page7bae33570a542af76120a36c002075c9246d965937748b71ee91e18bd7240bcc
Manifest7b3feb4bbdce31728c869d70ee92c9f7d5925f171fb95bddade1a7dfc12170d7

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
SignatureaD9qBYqiY0Yd+Bnz8fKuUx/QJ9djXYNOASdySmrT+C2aOCmZyn7Q80xOG85XhBDeFxjgvp261EbJmWTM6EnEAg==
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

2026-09-17T12:06:44.438475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014833
observed 7bae33570a542af76120a36c002075c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:44.420215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014833/manifest.json
observed 7b3feb4bbdce31728c869d70ee92c9f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:44.401762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014833/publication.md
observed 5f74738bf809c912991e96deac25d093...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:44.382786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014833/publication.txt
observed 1894395ab57d42fd4b225baeec906764...
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.