OpenTechnical

OT-2026-000065753

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000065753) never changes.

Identity and time

Publication numberOT-2026-000065753 · never reused
Internal UUID01a0ae8e-46fb-7517-b4a3-e22e3243b369 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065753
StatusPUBLIC

Content hashes

Canonical text1de6fc33b40d6d163ef1638e644625c07cdf332355c60106d0afdb031a174e65
Markdowne90fe50ee556d75a8f6f3e7a930fc04e9a9ee04d694d7bf815bbb226b15d22fd
PDF
Publication page4e665aa371e84920a281fcca65547ffcbcdf09fe0ecaa067877b035c774136b9
Manifest1cfff4e705b0b56a9b8c1bc0437e779333751081dec06fb3d4c3356986bccbca

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
Signaturee7w4Itz0Ty/5Po3FrNzFwb2CoO1FXcd0IyMVaCPYdH54H3tAvEHP9k7AJKI76NgFgdhAfvFoXac4G6njWH1XAQ==
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

2026-09-17T10:34:11.130218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065753
observed 4e665aa371e84920a281fcca65547ffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:11.112585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065753/manifest.json
observed 1cfff4e705b0b56a9b8c1bc0437e7793...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:11.095173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065753/publication.md
observed e90fe50ee556d75a8f6f3e7a930fc04e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:11.077833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065753/publication.txt
observed 1de6fc33b40d6d163ef1638e644625c0...
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.