OpenTechnical

OT-2026-000039960

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, manifold 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-2026-000039960) never changes.

Identity and time

Publication numberOT-2026-000039960 · never reused
Internal UUID01a0ae78-d8d7-7714-b54b-8f77a1d16883 · 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-2026-000039960
StatusPUBLIC

Content hashes

Canonical text84abaec5c53c50125ce256311424ae4e263390f6975d94b18c63abbc5b1a805d
Markdown35310b1948a0bf86c2d54f4a18ece68b672b5a6605e50ef04dbe655e82479b21
PDF
Publication page72ce3c1931d335ac89e01bf1cdcdc9890e98eef7a8d1349a1578101a576e112b
Manifest337f3dfad824de017abcea2368c4a3ebbbf5ddba9cac682bc3872c96fc0f8a2a

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
SignatureAaMNphtTsfHvG9oSBu9mcBSJPjUJnU4LntslyEZg3bjzxHeO5UmLlmC4k4fjIc1JBtOJMdyza4niY2IqClrfDA==
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

2026-09-17T11:20:16.842265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039960
observed 72ce3c1931d335ac89e01bf1cdcdc989...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:16.820219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039960/manifest.json
observed 337f3dfad824de017abcea2368c4a3eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:16.796702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039960/publication.md
observed 35310b1948a0bf86c2d54f4a18ece68b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:16.766387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039960/publication.txt
observed 84abaec5c53c50125ce256311424ae4e...
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.