OpenTechnical

OT-2026-000075680

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two 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-2026-000075680) never changes.

Identity and time

Publication numberOT-2026-000075680 · never reused
Internal UUID01a0ae94-29fd-7420-b27a-aa921c92b468 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075680
StatusPUBLIC

Content hashes

Canonical textd4e08d7b385e9dd2772e5935d6e15f508c79507f38386abcfa1380c55b71f830
Markdown1aceaa171a030ae99107ec1dee86f944171c26b0dac2c6b23a48b7c73af5614c
PDF
Publication pageda0f6ad5f177b2682e1fde281cef7bdf39a4c727b42e8b7bb78644cf4f42d763
Manifest2bd30c3ddde0e2044b3cbff5f1f062781bf4d340a540e5fd8a68c2701714ac04

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
SignatureY+ZNIhwYAFtS+5zpjye4HkJYIrmaiwpI2LA9rP3nA6WkCBEsXgAdCtmM7Wtnz0wVnV9GWBZmfx4gmjzusPyQBg==
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

2026-09-17T10:13:50.554647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075680
observed da0f6ad5f177b2682e1fde281cef7bdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:13:50.535180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075680/manifest.json
observed 2bd30c3ddde0e2044b3cbff5f1f06278...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:13:50.514440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075680/publication.md
observed 1aceaa171a030ae99107ec1dee86f944...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:13:50.491897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075680/publication.txt
observed d4e08d7b385e9dd2772e5935d6e15f50...
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.