OpenTechnical

OT-2026-000044492

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, pulsed 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-2026-000044492) never changes.

Identity and time

Publication numberOT-2026-000044492 · never reused
Internal UUID01a0ae7c-39d8-7f42-bd89-5f9d63ff179f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044492
StatusPUBLIC

Content hashes

Canonical text34ace2d57c3d8875eba22653511690e3ab2faf64d9e8233f3857b4dfdd63751b
Markdown0c24db7bcebc66da78d37b474aa62fd068f70557c2a12026b33f32a46de11e49
PDF
Publication page7a1442914487fa2d2d1aae64f7606b77f2b2d1022b4a0ed07ab3975ecc6a6824
Manifest7e5fdda194d90d6adccc2c55d64aec06fd51b94c373375f849f8c0009dda0ea7

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
SignatureEaO595AU7o9EA6XE08kOEgDYHH2e2wKfko7RwiXWNzVW2EprHrk9fdo6tcsA+GQjUcWCywUUicMapiMilSEzDA==
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

2026-09-17T08:30:57.322595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044492
observed 7a1442914487fa2d2d1aae64f7606b77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:57.067062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044492/manifest.json
observed 7e5fdda194d90d6adccc2c55d64aec06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:57.043550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044492/publication.md
observed 0c24db7bcebc66da78d37b474aa62fd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:57.003858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044492/publication.txt
observed 34ace2d57c3d8875eba22653511690e3...
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.