OpenTechnical

OT-2026-000044523

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000044523) never changes.

Identity and time

Publication numberOT-2026-000044523 · never reused
Internal UUID01a0ae7c-39d8-774f-96cb-eafaccaf1aa4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044523
StatusPUBLIC

Content hashes

Canonical text4a76b4ab5d373c9d06936ade0aac07ac8d1ce889e24e1d4bd96cc3f0ac53fa6c
Markdown6a1d61379e535617c10ee04d45fd61b22e183bf17ac8f14131ccb9931c661129
PDF
Publication pageb974b362f29d971715e7bdf934718d364c8e8b2f790318fcb112945c90131463
Manifestba42006fa23b81f764fb56b5291cf7f87d07131f2f57c08c06f529a905d8a08e

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
Signatureu70KSo1meWD6Z6aib/gEI1UaERyWbjSAdPoS2U2LOwVNnA2fmAN09hSim7bmp0yeWJPOdoGSruYYU30UyJ77BQ==
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

2026-09-17T08:31:03.082247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044523
observed b974b362f29d971715e7bdf934718d36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:31:03.059548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044523/manifest.json
observed ba42006fa23b81f764fb56b5291cf7f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:31:03.036401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044523/publication.md
observed 6a1d61379e535617c10ee04d45fd61b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:31:03.015422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044523/publication.txt
observed 4a76b4ab5d373c9d06936ade0aac07ac...
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.