OpenTechnical

OT-2026-000057794

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000057794) never changes.

Identity and time

Publication numberOT-2026-000057794 · never reused
Internal UUID01a0ae88-6ed7-7a16-bf56-08301c7a9f04 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057794
StatusPUBLIC

Content hashes

Canonical texte50d81fc2a1a50764eebd0a20869872759916d507393bda6559c6d52b0b4ed80
Markdown30881df8a50cbd6dd2f1ed52e5f131555178029ea397c992f903ab78a551ae91
PDF
Publication page3fe0a1447fc364c5a74efde8aa2dc883a298332f37d0da0da2101f8920c1b7f2
Manifestf0854a1e345d608ff43c42e63928eaa87faabed3850ae63911756c64ac3cab92

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
SignatureyKmz/CRu5XtEb4Rq5GJNck7nxr4Zm5rm+ut9SZIY6eho6J/YMo8T5m71SCjQT3kZ9RkK27Jz7jqSR4hyy5hKBw==
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

2026-09-17T10:47:21.405659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057794
observed 3fe0a1447fc364c5a74efde8aa2dc883...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:21.386010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057794/manifest.json
observed f0854a1e345d608ff43c42e63928eaa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:21.352134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057794/publication.md
observed 30881df8a50cbd6dd2f1ed52e5f13155...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:21.334015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057794/publication.txt
observed e50d81fc2a1a50764eebd0a208698727...
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.