OpenTechnical

OT-2026-000058378

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, supply line 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-2026-000058378) never changes.

Identity and time

Publication numberOT-2026-000058378 · never reused
Internal UUID01a0ae88-f399-7e09-9b4a-8629041bfda8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058378
StatusPUBLIC

Content hashes

Canonical textbf4d98f479475bb04f5c26dda1e5340d248c88042f42f8009e722bb69b5a5777
Markdown05f7d30f1d18c41fcb9c4b7a5f955d7b50fb0ae5375d3fe145e16937dc67c279
PDF
Publication page082bea50a462b2f2a5baf0cdd1ab213caa24711db758f4d49d15276a1ae49a19
Manifestd114168eedcdfb907f967f1b915aeace893bebdcfc095c7fad3afcba05921a6d

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
SignatureWLY4LUg6yTUac7DtetiJMCUOt/1Q6nG4RUjlq5UFe0nYnU4DwXnVb6dNP6WCp7BxG7QwPKyGCw1bmhxsAwngAQ==
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

2026-09-17T10:46:48.040983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058378
observed 082bea50a462b2f2a5baf0cdd1ab213c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:48.024667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058378/manifest.json
observed d114168eedcdfb907f967f1b915aeace...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:48.009140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058378/publication.md
observed 05f7d30f1d18c41fcb9c4b7a5f955d7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:47.991947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058378/publication.txt
observed bf4d98f479475bb04f5c26dda1e5340d...
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.