OpenTechnical

OT-2026-000059977

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, vented after 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-2026-000059977) never changes.

Identity and time

Publication numberOT-2026-000059977 · never reused
Internal UUID01a0ae89-ec26-7ff5-97fa-580396171a43 · 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-2026-000059977
StatusPUBLIC

Content hashes

Canonical text6b175b03dcd03bb28915157b39161da177e862298f3502c82939448790867be1
Markdown2018084ac8e2b4fbfdb1d9c366b72e836f03154217471d55e0f81b79da908342
PDF
Publication page46358e4894831def5cd49ed1891ecc266518cf52e2752a726ea4d3226da39532
Manifestc79ff7be9f695b71b9bbdfd32f39da929fac8195234e244ec1227f61a5011276

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
SignaturezHOJfKT3FNgj2tTk1caOPqc8py4IaPDqH4AZf5MsX01yHBa/HOjG42xhf05Fm7dS+cZQ6wLju/sAcZDKCZgpBQ==
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

2026-09-17T10:44:45.842714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059977
observed 46358e4894831def5cd49ed1891ecc26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:45.825348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059977/manifest.json
observed c79ff7be9f695b71b9bbdfd32f39da92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:45.807795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059977/publication.md
observed 2018084ac8e2b4fbfdb1d9c366b72e83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:45.790423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059977/publication.txt
observed 6b175b03dcd03bb28915157b39161da1...
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.