OpenTechnical

OT-2026-000036444

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold 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-2026-000036444) never changes.

Identity and time

Publication numberOT-2026-000036444 · never reused
Internal UUID01a0ae77-01d1-770d-9ae3-be2903c1b18b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036444
StatusPUBLIC

Content hashes

Canonical textc0ed2405b5b3de0ebef375722b39f29cca3fb63f8cf146cf1fa08b5f7bdb3b9f
Markdown499844092d547e3a303780f3b9d35403d1c3526e9d48383392413f700ec057d2
PDF
Publication page0b924da501ad4972bea28e7c9582dd252023be6bba6f7f88382e05f9afac0762
Manifestd5412c6e9fe632f827ac3d8c1568629415f6b1f88de22ad8b725daaadfd0b21e

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
SignaturedyA5q/J5FQAypmJUtFE4PJJucJAYvMPe9uULF5z2Z9hf/EUnJ7nnYzatb5H/ONHrB0Gd3Zr2LkU7KKWJNfIsCg==
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

2026-09-17T11:26:50.533848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036444
observed 0b924da501ad4972bea28e7c9582dd25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:50.514281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036444/manifest.json
observed d5412c6e9fe632f827ac3d8c15686294...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:50.495749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036444/publication.md
observed 499844092d547e3a303780f3b9d35403...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:50.478623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036444/publication.txt
observed c0ed2405b5b3de0ebef375722b39f29c...
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.