OpenTechnical

OT-2026-000103033

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, 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-2026-000103033) never changes.

Identity and time

Publication numberOT-2026-000103033 · never reused
Internal UUID01a0aea4-be3d-7fa1-ad30-674c465787b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103033
StatusPUBLIC

Content hashes

Canonical textc72e432ca13de20d63d1df53f0496d3f783a82a2d9cbc286813db3c580fd5c7d
Markdown66cd228b92745954f238b43af99a50ae2d2aa4250c05b6926b6cfed442aa5caf
PDF
Publication page7ad4a54192fd1d223544a5e1ba75209c311a72578326b86252c73bbb7036d119
Manifest45682a9340de0b65b16d0e7e73f61cf656c0cebf13bb57e2e3e6850195efd00b

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
SignatureHl/9J0vaiO/VenurAIiD+kJ/gwylzD9inIocA7nNMp2YVPmyCG+YXU29VFTTnu9mk2DhO9T7YoBKaVGlPbZ3BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:09.326827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103033
observed 7ad4a54192fd1d223544a5e1ba75209c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:09.308755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103033/manifest.json
observed 45682a9340de0b65b16d0e7e73f61cf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:09.291116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103033/publication.md
observed 66cd228b92745954f238b43af99a50ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:09.273045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103033/publication.txt
observed c72e432ca13de20d63d1df53f0496d3f...
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.