OpenTechnical

OT-2026-000059872

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, sustained blow-off after 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-2026-000059872) never changes.

Identity and time

Publication numberOT-2026-000059872 · never reused
Internal UUID01a0ae89-ec26-7494-ae4e-d97a6c7a1a27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059872
StatusPUBLIC

Content hashes

Canonical text6a9efb3923d1875b937ed0ebe330182349b0620ff816b223431a69942b295b3b
Markdowna71ea33fd62277c0711f042b018a97efd32a3fe2a0993d70583aa00db2950dc2
PDF
Publication page4abec3b47e03009c81eb780a7701494b951acefdf011137702c14e62636a5083
Manifest72671c2aafe21d2cf0740c3bac58d71d8666b729ce7e9fffe69d70801396f1c4

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
Signature9IqNur4a1rCBEn1RfmroCQUnCqzq2NS1n6jzKhXDmYuMMczFy62jq7M/OdWGQCW5nX+6mdSQzE/wyeZmk1cIDA==
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

2026-09-17T10:44:37.648429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059872
observed 4abec3b47e03009c81eb780a7701494b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:37.629664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059872/manifest.json
observed 72671c2aafe21d2cf0740c3bac58d71d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:37.611130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059872/publication.md
observed a71ea33fd62277c0711f042b018a97ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:37.592956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059872/publication.txt
observed 6a9efb3923d1875b937ed0ebe3301823...
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.