OpenTechnical

OT-2026-000032087

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, pulsed 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-2026-000032087) never changes.

Identity and time

Publication numberOT-2026-000032087 · never reused
Internal UUID01a0ae74-bad3-7e50-88f2-3772e04230e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032087
StatusPUBLIC

Content hashes

Canonical textad3a8526c4ce28935d9d66e27015ab1fe90e8c4b6f3020e9779db3b2d190b0dd
Markdown2a6b732acd666af4e9c7d09c17d65580c5375c86276128e783de95ed64971e51
PDF
Publication pagef319e84ad0d22e216d52ca229cd3edecb056cc6dc061f92b96e5e4428954be01
Manifest687089b0f5068d0f732f28fa170279b83fb8fdeabf38c133440472fd7ddf9f15

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
Signature1g+R0K8VEdwP0jIXG6pN8/vHKUOolTJZn8Q3rw9NHcMOkUUFBbabz60lH7MCxWrnLyJX/xmT4+r39cdR513uAQ==
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

2026-09-17T11:35:30.668454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032087
observed f319e84ad0d22e216d52ca229cd3edec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:30.650517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032087/manifest.json
observed 687089b0f5068d0f732f28fa170279b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:30.633975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032087/publication.md
observed 2a6b732acd666af4e9c7d09c17d65580...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:30.617501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032087/publication.txt
observed ad3a8526c4ce28935d9d66e27015ab1f...
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.