OpenTechnical

OT-2026-000048872

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000048872) never changes.

Identity and time

Publication numberOT-2026-000048872 · never reused
Internal UUID01a0ae81-134b-7962-9f40-f8e98851e8d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048872
StatusPUBLIC

Content hashes

Canonical text41bc9610d3751476e006dc685d72f78cbcc961b34b426029fc7f546e262262f2
Markdown12dae18c7d12b79f6314816fa30636e7a331b2ca5e06082b4b31b5be13820e9b
PDF
Publication page6aa84e2d3f5206a1773694cb8c34343280d01f1db4bed0d1c6251aa994a71450
Manifest8b9effdf975749fe6992ff78508ecd7deb789815cdbbe7884edbf300a449051a

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
SignatureUsCkUbZPN8SWIB4Jq51JdDzbGSjOvv6/TkxhuPMmJmjS+xlChFq6jcWfRrMfejVpECqjA/bRuK5BHFP+w0LkAg==
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

2026-09-17T11:03:01.573884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048872
observed 6aa84e2d3f5206a1773694cb8c343432...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:01.556201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048872/manifest.json
observed 8b9effdf975749fe6992ff78508ecd7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:01.537511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048872/publication.md
observed 12dae18c7d12b79f6314816fa30636e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:01.517908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048872/publication.txt
observed 41bc9610d3751476e006dc685d72f78c...
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.