OpenTechnical

OT-2026-000082249

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, sustained blow-off 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-2026-000082249) never changes.

Identity and time

Publication numberOT-2026-000082249 · never reused
Internal UUID01a0ae97-4d94-7651-88da-cea2c00b8dee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082249
StatusPUBLIC

Content hashes

Canonical textc6730a8312a84036fb1bc95dcf1695aa7dd5de10862b9a2a23b82097b9de3f87
Markdown06d8211e1bbbee085e21bb9c0a5f7d3ab8e3218a345c6800bbe66b99b8b3c408
PDF
Publication page4b0c36f565bc7c9419cda06247a82eca6aa509ed9ea681d7c4403813f38d388b
Manifeste33597aa17952b731f872e2cb9fe941bc456b8da6de2000087327fe0839b5722

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
SignatureMyxqZWsaAxv8RkA7g1p4giB0cwZjHKz8rIbMUGQGYw8EgeGes007YtHoKuNrxTO7Y9GaHXn0EW6ZlIuBCZ7FCg==
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

2026-09-17T09:59:05.795445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082249
observed 4b0c36f565bc7c9419cda06247a82eca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:05.778762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082249/manifest.json
observed e33597aa17952b731f872e2cb9fe941b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:05.759824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082249/publication.md
observed 06d8211e1bbbee085e21bb9c0a5f7d3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:05.741688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082249/publication.txt
observed c6730a8312a84036fb1bc95dcf1695aa...
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.