OpenTechnical

OT-2026-000069592

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000069592) never changes.

Identity and time

Publication numberOT-2026-000069592 · never reused
Internal UUID01a0ae90-b52b-72ec-a7c9-221754a222f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069592
StatusPUBLIC

Content hashes

Canonical texte0d760104fc38c4cd78c3f04eb1b5bb7dfd63ba858b4f320ac876b6ae3385a66
Markdown7d9b7e09bc8e6a3f1380a03eb2f6b3f4845b5fcf034c5d31ac47d8b7653e56d6
PDF
Publication page46ad8020e29e6b44ed1ab846c858f6747bea011d6007c31a9faac0a0a4b2e169
Manifest6d64caddaa0a84ef613f53370fe5092cac62c78bdee7cb2bd20ed08e9a2f3428

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
SignatureTsO7bSFg4g00bG3NqXybbTM69DbSTNW6zX30CDxGg7EpzKExBPshv8GMEO3s4LSxFTp1x5ChvvqGmeAplf5MCA==
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

2026-09-17T10:28:15.031997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069592
observed 46ad8020e29e6b44ed1ab846c858f674...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:15.013585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069592/manifest.json
observed 6d64caddaa0a84ef613f53370fe5092c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:14.997045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069592/publication.md
observed 7d9b7e09bc8e6a3f1380a03eb2f6b3f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:14.980281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069592/publication.txt
observed e0d760104fc38c4cd78c3f04eb1b5bb7...
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.