OpenTechnical

OT-2026-000047078

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, 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-2026-000047078) never changes.

Identity and time

Publication numberOT-2026-000047078 · never reused
Internal UUID01a0ae7e-d0f8-7360-b214-207ec828862e · 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-2026-000047078
StatusPUBLIC

Content hashes

Canonical texta93f4d51cdd9e6ebdf2a3309c9e7e914b743095e5e2dcb9a6f167c70d2027e25
Markdownd468fe2c3f3c078b5aa49f6631b50ae87d5409f86ad2dda8fb04106faa2f8e78
PDF
Publication page87b53401798d116ca91ae9a2e0edd773d8cb7174fabbb4896efe4491ef5695c2
Manifest749f223dc07261e8a87cf4f3ba2ce92540ef16f3d07845561e030489f320b666

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
SignaturedUIk4TGUF30l2u6AkeZaFCSh+y6g29CMdLW9YB0CeMeYiDBAE474yIhcKc8GD6V2bVCf4AX7W35JbY5u/nBZBg==
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

2026-09-17T11:10:23.290077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047078
observed 87b53401798d116ca91ae9a2e0edd773...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:23.270554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047078/manifest.json
observed 749f223dc07261e8a87cf4f3ba2ce925...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:23.249928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047078/publication.md
observed d468fe2c3f3c078b5aa49f6631b50ae8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:23.227894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047078/publication.txt
observed a93f4d51cdd9e6ebdf2a3309c9e7e914...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:51.455757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047078
observed 87b53401798d116ca91ae9a2e0edd773...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:51.435531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047078/manifest.json
observed 749f223dc07261e8a87cf4f3ba2ce925...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:51.413329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047078/publication.md
observed d468fe2c3f3c078b5aa49f6631b50ae8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:51.391031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047078/publication.txt
observed a93f4d51cdd9e6ebdf2a3309c9e7e914...
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.