OpenTechnical

OT-2026-000027706

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000027706) never changes.

Identity and time

Publication numberOT-2026-000027706 · never reused
Internal UUID01a0ae72-699a-7f99-b5c6-d96ef62c1196 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027706
StatusPUBLIC

Content hashes

Canonical texte1a1b5219e69eb1c28a4c5237c6c92244560e0203cae67509f2ab74784ddc294
Markdown6a53c0c0ed3100eb75cd160c34fb8a788b016f6b4b1ce55eae01fdea10e12f08
PDF
Publication pagecb22eca915c7c7a6990aa8dde6154487d8e68c5e521806519c78364857014f1b
Manifestc2229eb4be50ac1215d618ca705455ced73457491cc135a9b3a49ef6d9f0904d

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
SignaturejHQDSgvTN5nZm5rcda/nyJQ5Y4TMf3aiETY9cysOkhbJnAjwkVe/5uCh+18r3JORTsTlL3DYGwDwvYzE97gACQ==
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

2026-09-17T11:43:15.507769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027706
observed cb22eca915c7c7a6990aa8dde6154487...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:15.487218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027706/manifest.json
observed c2229eb4be50ac1215d618ca705455ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:15.470096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027706/publication.md
observed 6a53c0c0ed3100eb75cd160c34fb8a78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:15.362706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027706/publication.txt
observed e1a1b5219e69eb1c28a4c5237c6c9224...
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.