OpenTechnical

OT-2026-000016599

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, 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-2026-000016599) never changes.

Identity and time

Publication numberOT-2026-000016599 · never reused
Internal UUID01a0ae6e-2d14-773f-935d-19d1407d8195 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016599
StatusPUBLIC

Content hashes

Canonical textac3802b35491862d4f49f5c1b23eb6059744fe9d318281dbc1aada6e0405f9c2
Markdown9a30e62c3887733dd5af691f2118ebab0fa50470cc1054a14fbe4c9fbc165bc8
PDF
Publication page02521e1ff951546a52e21052ca5fc72edd3e61a760458fcb69b75c636100d768
Manifest45998293c0b5200df3ef160c143ed4564a69e9653e825199781f7752fa3c29a7

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
SignatureyiTojhOWz1TdtarNFgSxBEAaBbVsGk8ZVjrjBKhhQym0jzPHKc5Z8Jfx7Schi6sPB5noz/lnLeb6AOBld5JLBg==
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

2026-09-17T12:04:50.344517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016599
observed 02521e1ff951546a52e21052ca5fc72e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:50.327595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016599/manifest.json
observed 45998293c0b5200df3ef160c143ed456...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:50.308187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016599/publication.md
observed 9a30e62c3887733dd5af691f2118ebab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:50.290926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016599/publication.txt
observed ac3802b35491862d4f49f5c1b23eb605...
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.