OpenTechnical

OT-2026-000058113

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line 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-2026-000058113) never changes.

Identity and time

Publication numberOT-2026-000058113 · never reused
Internal UUID01a0ae88-6eda-759b-9519-2d825b3dbe50 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058113
StatusPUBLIC

Content hashes

Canonical text4b3efd38062137972c6df0bc3053b4e18c668c9325f451cc10c1714cfde3a14b
Markdown634919536873ab160ebcb82054f7bf374bde80cf4c4df932d8b05e807ec92e05
PDF
Publication page954e81e83d1ef6ceb182d1f0e73338ad66bc30b94560ea8996af276e99d6009a
Manifestcbeca5e6644556e0c73d2cfc6dc4e1e3d91b9265821b09d49a37eb3a6da758ee

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
SignaturewBidLLKCwZvhlRogd2qDDULMyC0kVwyebZDetonflcIQqA8RoV1vZpEMdQXC12WQ/Vgtlw+kgJ6RP3WbErODDA==
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

2026-09-17T10:47:47.282909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058113
observed 954e81e83d1ef6ceb182d1f0e73338ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:47.264053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058113/manifest.json
observed cbeca5e6644556e0c73d2cfc6dc4e1e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:47.243588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058113/publication.md
observed 634919536873ab160ebcb82054f7bf37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:47.224914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058113/publication.txt
observed 4b3efd38062137972c6df0bc3053b4e1...
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.