OpenTechnical

OT-2026-000062948

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line 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-2026-000062948) never changes.

Identity and time

Publication numberOT-2026-000062948 · never reused
Internal UUID01a0ae8c-94a8-71d7-950e-bf971f4d7560 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062948
StatusPUBLIC

Content hashes

Canonical textb5679a573e2ce850f04eb4e7b96d414c82d4f272dab086fd69a28dcd6fb6df96
Markdown4bedce801430beec8424131dfd06d8d5c1e29803695cc59b6b893c321ebdf456
PDF
Publication pagef1da2400a11df79bcf0b7dc97e4330388fe7ccc44880a7c93f27a01df6b86c5b
Manifest7f8248919110e89fd7d90dc21b19e710985263d78904e4c8fdac0949ec7fd5d5

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
SignaturerGjkFIkp59l9qaCuJ+7oUASJbfvV47uCey18dfk4RkaDZkqYBiPR7RKeKWF75mu4OSySlF5Xev4CBZ6+1Rj0AQ==
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

2026-09-17T10:40:27.133945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062948
observed f1da2400a11df79bcf0b7dc97e433038...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:27.110431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062948/manifest.json
observed 7f8248919110e89fd7d90dc21b19e710...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:27.089401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062948/publication.md
observed 4bedce801430beec8424131dfd06d8d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:27.068068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062948/publication.txt
observed b5679a573e2ce850f04eb4e7b96d414c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:40.520143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062948
observed f1da2400a11df79bcf0b7dc97e433038...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:40.502441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062948/manifest.json
observed 7f8248919110e89fd7d90dc21b19e710...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:40.485477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062948/publication.md
observed 4bedce801430beec8424131dfd06d8d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:40.465918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062948/publication.txt
observed b5679a573e2ce850f04eb4e7b96d414c...
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.