OpenTechnical

OT-2026-000057782

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-2026-000057782) never changes.

Identity and time

Publication numberOT-2026-000057782 · never reused
Internal UUID01a0ae88-6ed7-7a21-b8cb-dd2c3fdabe74 · 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-2026-000057782
StatusPUBLIC

Content hashes

Canonical textc3bc45bec7b86a8eea75c7bc03d9fcaac5728be9ecf5702ec1364aa69096a384
Markdown7c2df1d9d079ac595e33c01405a11c17b3fe7dd347410b230d6bf472e53dff06
PDF
Publication page9795cdf01e27b27026c1d5979ad23482f8d72fa04d0bf1a5611a4a4afff1616c
Manifest4b3e9356893d07ad00e6a3697e59095312645c10ed85fecd9d092cd717216c90

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
Signature4wxpvPvsxiAtDRCFv30hRMeDG5P6gLq5t6hu/ROHfey/ZUYscYuM4G4KQYpG5q09dAddXQvB70VygjRrPRtqDw==
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

2026-09-17T10:47:20.139684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057782
observed 9795cdf01e27b27026c1d5979ad23482...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:20.122681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057782/manifest.json
observed 4b3e9356893d07ad00e6a3697e590953...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:20.103207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057782/publication.md
observed 7c2df1d9d079ac595e33c01405a11c17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:20.083408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057782/publication.txt
observed c3bc45bec7b86a8eea75c7bc03d9fcaa...
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.