OpenTechnical

OT-2026-000057766

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000057766) never changes.

Identity and time

Publication numberOT-2026-000057766 · never reused
Internal UUID01a0ae88-6ed7-7f15-b93b-f82dbd3cccdc · 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-2026-000057766
StatusPUBLIC

Content hashes

Canonical text21941b1cd63753323d888fcf1a0db6ca2bb0e614ffd0ed27be48625111390215
Markdownb206a288f9d1d52e2ad781e1bab644d8f44cd41477feda739d51b9cc78ab6c52
PDF
Publication page3c75f23c4187cc501d55613205d22f6d7aeff6f1334e8bbfcaafea55dc552945
Manifest8a9348561864b82b9679ddf300dc350169d8fe12be55d17a47645be91d05060d

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
SignaturerRKFPXR3zXjsiFMeE5KytnlZaw5QsbzzDIIHFfiRbHcpWzuPPqmnzaHFWAW/pm39kf13IQR1i0JNeL6bvzYFAg==
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

2026-09-17T10:47:18.813430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057766
observed 3c75f23c4187cc501d55613205d22f6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:18.794203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057766/manifest.json
observed 8a9348561864b82b9679ddf300dc3501...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:18.775277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057766/publication.md
observed b206a288f9d1d52e2ad781e1bab644d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:18.757158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057766/publication.txt
observed 21941b1cd63753323d888fcf1a0db6ca...
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.