OpenTechnical

OT-2026-000039717

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000039717) never changes.

Identity and time

Publication numberOT-2026-000039717 · never reused
Internal UUID01a0ae78-d8d5-709a-aa8b-212eac617184 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039717
StatusPUBLIC

Content hashes

Canonical text1b8721ace14c3c7f5fb17e1af1ae3961bede31a0e2ff9d2ef693ac3c73ac68dc
Markdown202c2d69449ee8db118048d06fdbae50c24250248a229d3b3cac3542b0e2d292
PDF
Publication page13199a769375f9383fa20781d3a8791e634c2cbc122c7f97303faeb1d4e093c6
Manifest4ad6302418b9fdb5b3a498799211db68e117ce5cadb7dcb36832da3d4e4522a5

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
SignatureVRplljAgCp/oGJ1xYa0ubuCRGIl37ZUr66kEbOv2T+u67aQk/AsAOSwVu4VVVqlFrJmDHFqWILWL+y90VMG3Bg==
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

2026-09-17T11:19:54.723781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039717
observed 13199a769375f9383fa20781d3a8791e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:54.704558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039717/manifest.json
observed 4ad6302418b9fdb5b3a498799211db68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:54.686278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039717/publication.md
observed 202c2d69449ee8db118048d06fdbae50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:54.664378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039717/publication.txt
observed 1b8721ace14c3c7f5fb17e1af1ae3961...
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.