OpenTechnical

OT-2026-000076558

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, 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-2026-000076558) never changes.

Identity and time

Publication numberOT-2026-000076558 · never reused
Internal UUID01a0ae94-b06d-747c-af18-78cc61a46176 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076558
StatusPUBLIC

Content hashes

Canonical textc038fd25bb4b002c808c13c8be7e9399ead385f840fcfa64207db6ce9a63ddc7
Markdown3aee5e0f196faba98db16b129a3f4f2a7c042c9115ff7469fd71d3c7f98acecb
PDF
Publication pageac5044fd2053b189486e27ede09fc7233fd2fe39fcbc6d5ac293cd0798fc9c1c
Manifesta68fb8b0a34c9ea9d50c928d8772e7ac88ef59e8133082ba7e335d6babc3221b

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
SignatureVuZnbzJI+fvA9llJ1VgJpML9Pr60hKP4mA48x2UCw1DGh/nEBlBKFL0Surk2ZXvmBAvksNO1LkuDINcDrohYCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:09:16.549168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076558
observed ac5044fd2053b189486e27ede09fc723...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:16.529339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076558/manifest.json
observed a68fb8b0a34c9ea9d50c928d8772e7ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:16.508537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076558/publication.md
observed 3aee5e0f196faba98db16b129a3f4f2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:16.488358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076558/publication.txt
observed c038fd25bb4b002c808c13c8be7e9399...
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.