OpenTechnical

OT-2026-000061996

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000061996) never changes.

Identity and time

Publication numberOT-2026-000061996 · never reused
Internal UUID01a0ae8b-b8ae-7dfc-a060-a421bb7c677a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061996
StatusPUBLIC

Content hashes

Canonical textb417ec90eb5ad4206155fcf9b801cea5e83e520bf13385786e4dd70ebda987f5
Markdown61dda9d20c45ef50965f9a53866d873889a6a59b7b945d14a14a43d1441f4b27
PDF
Publication page0c4df80d12ebe1de2538dc3884cbaf6072862e8cd526520b0846fbd5dbb0befb
Manifest9852980df10e73394eca2804d4dc8a4a62db2f15b33eefec89ed759088a9570a

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
Signature0KJh77Fr0eiv9YoSQH/l6KvP3s8k9Byxvel8DgieOO1KTHvPgxF7Wvs7v+2LjIyGRltmYx2Z+NuH5bPN0VI5AA==
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

2026-09-17T10:40:55.718259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061996
observed 0c4df80d12ebe1de2538dc3884cbaf60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:55.697827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061996/manifest.json
observed 9852980df10e73394eca2804d4dc8a4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:55.677166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061996/publication.md
observed 61dda9d20c45ef50965f9a53866d8738...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:55.657860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061996/publication.txt
observed b417ec90eb5ad4206155fcf9b801cea5...
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.