OpenTechnical

OT-2026-000039024

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000039024) never changes.

Identity and time

Publication numberOT-2026-000039024 · never reused
Internal UUID01a0ae78-9672-704d-9c50-93c8326b9aee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039024
StatusPUBLIC

Content hashes

Canonical text4ba179d7bf17327b49ef61086e7bd52b43bd7efde097f4bb5d7fa88b5e0508bb
Markdownfc0261ac37ab7d3c2f2fb8985a45f9a4e54d79623d45fe860c73a8f537b40b5d
PDF
Publication page0c048662457b2f76827cd6842c1379e21c9eae06fd9dff6e56516ed6c4cfeb1d
Manifest1fa9df9b12ad6ff98d38ec41768db49bc4acd87de2832d6dcf17ea973859ef56

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
Signatureie/swctLnK2kKt5RMl3govkBwmTkNbIZYYL2D362d2HLoiaczaFn6mqgm3uP5+pHc+/gxOCdfkmqjn3ht2fpBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:20:22.291731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039024
observed 0c048662457b2f76827cd6842c1379e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:22.274457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039024/manifest.json
observed 1fa9df9b12ad6ff98d38ec41768db49b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:22.249154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039024/publication.md
observed fc0261ac37ab7d3c2f2fb8985a45f9a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:22.232605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039024/publication.txt
observed 4ba179d7bf17327b49ef61086e7bd52b...
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.