OpenTechnical

OT-2026-000005384

Publication integrity record

Porous face vacuum gripper, four outlet manifold, plant vacuum fed, contact triggered on the face

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-2026-000005384) never changes.

Identity and time

Publication numberOT-2026-000005384 · never reused
Internal UUID01a0a937-5561-7d61-bd6f-3f13513ff93c · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:56:10.980583Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005384
StatusPUBLIC

Content hashes

Canonical text759125b559740e08f3c7b733e4f36ff42cfda2a6224066a7d3ab9cbcfdaf6a4b
Markdown524ca0806719747f89dcbe9bb7f2fab00316f7f1da188f8c79c8fb8029fe16b5
PDF
Publication page945bb39f7e51d5a40dae28103ee90fd907198265dbb075c950f9c3d6e0ed0948
Manifest2e65a4ff206c74be9b18c079efc5d472a7ed10e0a6e697637279f010d128f7a4

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
SignaturesIKZCEF7cA1qkG3GDRSn4HokxpAuySCFsJU0KMfGs/GBYzfe0XEpryT1y4hRZ+VzjDRvsM7zoNIqw/UGsCnlAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:15.716773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005384
observed 945bb39f7e51d5a40dae28103ee90fd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:15.703699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005384/manifest.json
observed 2e65a4ff206c74be9b18c079efc5d472...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:15.690049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005384/publication.md
observed 524ca0806719747f89dcbe9bb7f2fab0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:15.676205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005384/publication.txt
observed 759125b559740e08f3c7b733e4f36ff4...
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.