OpenTechnical

OT-2026-000040499

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three 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-2026-000040499) never changes.

Identity and time

Publication numberOT-2026-000040499 · never reused
Internal UUID01a0ae79-6d0d-783c-924f-2ea0829ec8e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040499
StatusPUBLIC

Content hashes

Canonical textd24ec9be4c69594b36d32fe65db43041143194dea30aa6b579398bb35dca362d
Markdown874e0e88f6a76c250d2c8f64b4900a11ec72c9da9efac58c621026209aad4bf0
PDF
Publication page976cd1dbf868f82eff8ee68b8341039c845fd6fd89de676ef47d8c6b573b58da
Manifestb5ea9fd614e817f9193528e3fdf15b1bc48e0b8e9dcd2ac71d331fb9da845875

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
SignaturehIz/YOv7CkSBH7pBOKmPm3BkR6C4yo9NlgqJNhDoVf4X/6bCh/R13E/LmgMaovCsvD0nclDwDnSSWraR3UQSAQ==
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

2026-09-17T11:17:32.761698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040499
observed 976cd1dbf868f82eff8ee68b8341039c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:32.744026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040499/manifest.json
observed b5ea9fd614e817f9193528e3fdf15b1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:32.726553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040499/publication.md
observed 874e0e88f6a76c250d2c8f64b4900a11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:32.708207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040499/publication.txt
observed d24ec9be4c69594b36d32fe65db43041...
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.