OpenTechnical

OT-2026-000017493

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, supply line 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-2026-000017493) never changes.

Identity and time

Publication numberOT-2026-000017493 · never reused
Internal UUID01a0ae6e-76ca-7cd1-882d-7f7bf0d62b3e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017493
StatusPUBLIC

Content hashes

Canonical text2faa66f72013a90772271788dcfcc31f7ea097bc5310d7fe94290e827aeea9ea
Markdownf84bcd80bf67701e0647adc26616c214b333203cff80c656414a32c6278ba818
PDF
Publication page23a984dc8fd7a26aeb7a6e38cf9c587bee509542585f0103a8d20444432b758a
Manifestf03e423889e9c16a53b945f0d45672e489c460b364629c8c363cfd9c795f6e81

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
SignatureMHix3kALqvHJQZZDxOEGVtFxSQB65lYI8d4o7r6V0erXhqbJJWZTzIo0IVELVljAyzD2a77jk5NtQxiAtQYDCQ==
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

2026-09-17T12:02:38.677004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017493
observed 23a984dc8fd7a26aeb7a6e38cf9c587b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:38.659915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017493/manifest.json
observed f03e423889e9c16a53b945f0d45672e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:38.642255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017493/publication.md
observed f84bcd80bf67701e0647adc26616c214...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:38.625229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017493/publication.txt
observed 2faa66f72013a90772271788dcfcc31f...
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.