OpenTechnical

OT-2026-000062847

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before 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-2026-000062847) never changes.

Identity and time

Publication numberOT-2026-000062847 · never reused
Internal UUID01a0ae8c-94a7-774d-bbc2-d3a4fa7bcf53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062847
StatusPUBLIC

Content hashes

Canonical text30ece13e09eadd473b7ebf46427981ed4beee535c962b73d38eae47e217e35b9
Markdown7a97e6d9ca9ae972cc2310133a53598d0d37b2f95ad86493823d694f585f5e49
PDF
Publication page5ef2e4f90f308847fac16e38f79eb1204168f1903995ce2d21484fd7710a7ba1
Manifest74ac110b596ce545eb4b1ba975d94d76e004b954fa439fbbd2bce4dbacc425b9

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
SignaturejGhqv0//qm7RwcUL49C+1cie9oZKumHTAakwjRd1+txvBlA65VpEN9H7Kln0gFdqLjuxGVzPzENL+0UG/aqHCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:11.405549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062847
observed 5ef2e4f90f308847fac16e38f79eb120...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:11.379479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062847/manifest.json
observed 74ac110b596ce545eb4b1ba975d94d76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:11.351777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062847/publication.md
observed 7a97e6d9ca9ae972cc2310133a53598d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:11.329038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062847/publication.txt
observed 30ece13e09eadd473b7ebf46427981ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:32.563498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062847
observed 5ef2e4f90f308847fac16e38f79eb120...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:32.546790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062847/manifest.json
observed 74ac110b596ce545eb4b1ba975d94d76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:32.528493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062847/publication.md
observed 7a97e6d9ca9ae972cc2310133a53598d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:32.511687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062847/publication.txt
observed 30ece13e09eadd473b7ebf46427981ed...
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.