OpenTechnical

OT-2026-000012110

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, 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-2026-000012110) never changes.

Identity and time

Publication numberOT-2026-000012110 · never reused
Internal UUID01a0ae6d-39f4-7059-bea0-e117afba8545 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012110
StatusPUBLIC

Content hashes

Canonical texteb0e04de6ad5ddfe93257830e5b9b5fb6750bb94c2016f4cb749d2bb51b179b2
Markdownd8b3e9169ab67f4db3d67dc3a2958664e001f571dcb3e2e056bdf950cb5972df
PDF
Publication page76e83185775c92f2c02844d14152cba7adb2388e737a4d6495af7ac937a5992c
Manifestf87c387907ebfa57b687aadc3718d9c67ebe9d1382d1025e61c669ad1c51b49f

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
SignaturelBYHvqlAJwwARRFEBsFFFLSHH1holCcHtls7rCOiuT7qyJbyAKz0bWq1n0OMk3wQPTNKj+YxQGDhxTnlXpegDg==
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

2026-09-17T12:10:59.345723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012110
observed 76e83185775c92f2c02844d14152cba7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:59.327315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012110/manifest.json
observed f87c387907ebfa57b687aadc3718d9c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:59.307855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012110/publication.md
observed d8b3e9169ab67f4db3d67dc3a2958664...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:59.289533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012110/publication.txt
observed eb0e04de6ad5ddfe93257830e5b9b5fb...
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.