OpenTechnical

OT-2026-000059342

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, vented before 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-2026-000059342) never changes.

Identity and time

Publication numberOT-2026-000059342 · never reused
Internal UUID01a0ae89-8614-7298-b334-ce65fe1a7241 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059342
StatusPUBLIC

Content hashes

Canonical text5b0fedfd3e886dbebf0b5c447bef023e3e1b21b687181c33c8922b0e97e9ec2d
Markdownda902321297a053642748fc70c541f0504a4e2c08ce1299248bf3129088a3d0b
PDF
Publication page0eb2ed7d2fca39970bb0ae7edf18bd3495d68d184ff63545ebe10e321cc3ddf4
Manifestdac3646205d06658163e96d0324a5a81e928f3d1935248e7d671d9b57b49cc30

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
SignatureEHw0cUz7pBvIUOLF2OqFJtfy+zmlHsTUI1ln+6tzBld5PmgdY6CxDL4L5Hoy7JH7ZFkiS/BPJGscfba9Hk+mDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:00.012351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059342
observed 0eb2ed7d2fca39970bb0ae7edf18bd34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:59.995600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059342/manifest.json
observed dac3646205d06658163e96d0324a5a81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:59.979526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059342/publication.md
observed da902321297a053642748fc70c541f05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:59.961690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059342/publication.txt
observed 5b0fedfd3e886dbebf0b5c447bef023e...
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.