OpenTechnical

OT-2026-000064787

Publication integrity record

Foam pad vacuum gripper, four zone face, plant vacuum fed, pressure sensor per zone, 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-2026-000064787) never changes.

Identity and time

Publication numberOT-2026-000064787 · never reused
Internal UUID01a0ae8d-deba-75f6-9f2c-e385e1b1ffad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064787
StatusPUBLIC

Content hashes

Canonical textd23cefb4c7c67f6da34e8a7cb25e5e248cd3f39d891b85c75d9dfe9f3741a46f
Markdowna7af3465901873389d495fac2774ccefc357fa1578346e9fd52014c0ae922bb9
PDF
Publication page07820255a5d6604f55bd407cb89d8297fd322c4efdd739f2160192c97f5c087a
Manifeste420ffef84ad2f43769ac3dba2fb374e12aa0bce0542a48bf20248143fa42e91

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
Signaturea92+DO5ySGSeh66bzbFU1Yd+p6hsS2uoO8CePD2U/XMRy3+p9Zka7k1Ra5+1oe4pacYhOjfYUfrK/v5CaHb4Bg==
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

2026-09-17T10:35:41.104753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064787
observed 07820255a5d6604f55bd407cb89d8297...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:41.086127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064787/manifest.json
observed e420ffef84ad2f43769ac3dba2fb374e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:41.067043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064787/publication.md
observed a7af3465901873389d495fac2774ccef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:41.048691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064787/publication.txt
observed d23cefb4c7c67f6da34e8a7cb25e5e24...
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.