OpenTechnical

OT-2026-000047174

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000047174) never changes.

Identity and time

Publication numberOT-2026-000047174 · never reused
Internal UUID01a0ae7e-d0f9-73d2-a0c9-d37a63f01b27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047174
StatusPUBLIC

Content hashes

Canonical textabec91ccc12faf197c6ac95c085aa1f5cc66c35878a9f59839b12d58bab2cd14
Markdown3cc8fb558a50fce6d8c4b8bc88b6469d1995fb276484ed82376e3b7b3da09b37
PDF
Publication page1ca2af8ce5744bc5176387aedbce998955b7d0a506642a0f5e7e7e43af5c261c
Manifest84db8c187d1b1cd31d99df47a2c11504cfee4039371a2e92920bd6eda77472b2

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
SignaturefbOx1mpjTf4uKFk3Cgmoz7PFNkzL5AWFUNeRDNQM6+1acdWcHkrvTCNV8+iCe8abjX5A7GpCqs1NlsZwq/10Bw==
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

2026-09-17T11:10:32.566278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047174
observed 1ca2af8ce5744bc5176387aedbce9989...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:32.546486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047174/manifest.json
observed 84db8c187d1b1cd31d99df47a2c11504...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:32.524610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047174/publication.md
observed 3cc8fb558a50fce6d8c4b8bc88b6469d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:32.503357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047174/publication.txt
observed abec91ccc12faf197c6ac95c085aa1f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:59.609640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047174
observed 1ca2af8ce5744bc5176387aedbce9989...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:59.589933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047174/manifest.json
observed 84db8c187d1b1cd31d99df47a2c11504...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:59.570666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047174/publication.md
observed 3cc8fb558a50fce6d8c4b8bc88b6469d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:59.550954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047174/publication.txt
observed abec91ccc12faf197c6ac95c085aa1f5...
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.