OpenTechnical

OT-2026-000006353

Publication integrity record

Bellows cup vacuum gripper, per zone isolation, pump fed, 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-2026-000006353) never changes.

Identity and time

Publication numberOT-2026-000006353 · never reused
Internal UUID01a0a958-078f-7c1d-875f-2495b0747f8a · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:31:53.745829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006353
StatusPUBLIC

Content hashes

Canonical text910181d95a36f65ef2d8a3e61308c0fafc16801b599fcbbbf989ff1907aa08e1
Markdownd8857e7742cb4930fe11fc90fe581b9e478fa51fe31fd5053af06de5836c6ee2
PDF
Publication page3ea57709a5313ccc525b584cff0e3a67e25fa1bc7eeed4cf354ad711b14c7e43
Manifest820a8f9ef7f1cef9d80d19a5acd8848786eca6c6c6232c7fe6c7e2af36342e03

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
SignatureXpeheOkl25NaXBJcnJ4QdQcVMw+ehFHQgZumz30lb5lBGStP6q2FWGzYiZGD0+qD8zxYjJbZcwhpfxJZ83vdCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:27.927770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006353
observed 3ea57709a5313ccc525b584cff0e3a67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:27.914731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006353/manifest.json
observed 820a8f9ef7f1cef9d80d19a5acd88487...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:27.903001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006353/publication.md
observed d8857e7742cb4930fe11fc90fe581b9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:27.889414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006353/publication.txt
observed 910181d95a36f65ef2d8a3e61308c0fa...
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.