OpenTechnical

OT-2026-000089032

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000089032) never changes.

Identity and time

Publication numberOT-2026-000089032 · never reused
Internal UUID01a0ae9b-8f12-765a-9fe3-6802f3fe7a38 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089032
StatusPUBLIC

Content hashes

Canonical text9b1ed4dab30fa22366f2e04635a04219e7726ee848f40c80cc9b66663aa27752
Markdown21c041ac5e8d1049ddc4f177dd231978683dea4434d4cf07db4c43a25ea197de
PDF
Publication page22ee7ff48a41afd352af76ee13b44d55ef5f6aeceb7ff0fb87843eb65d4b396c
Manifestcab98faf55146b661f2d38fd7f0f0c359b11f29e7412adb9672bc4f2f45d99cf

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
SignatureahmZvSXs5Nr4aEEU90xy4KgiN8TGFCN0PJIKQP9x9WmC9mjE9G9oWFWDbHch6hRd5uj4oUHNYs8p853AeGeoCA==
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

2026-09-17T09:48:32.514843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089032
observed 22ee7ff48a41afd352af76ee13b44d55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:32.495104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089032/manifest.json
observed cab98faf55146b661f2d38fd7f0f0c35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:32.477979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089032/publication.md
observed 21c041ac5e8d1049ddc4f177dd231978...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:32.460099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089032/publication.txt
observed 9b1ed4dab30fa22366f2e04635a04219...
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.