OpenTechnical

OT-2026-000070562

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, vented before set-down

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-2026-000070562) never changes.

Identity and time

Publication numberOT-2026-000070562 · never reused
Internal UUID01a0ae91-5460-7aaf-a75b-fa40d6ac5655 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070562
StatusPUBLIC

Content hashes

Canonical textcc11928bcf6d692e5ef7266ef2da691509c1ae4b9750c02aa5d77cf44077a01d
Markdownab01143761877fa7456b49af6159d1aa8c155f8d5a2fe23debeeb086a4b64e85
PDF
Publication pagee2b7f85e8e70c8f596c40bd656e4bf557a617cb3ea347e236ba2796d88514b6f
Manifest8470805490d655303a6e323646bff6c5da01a49909245a5ac7b7b0b89b464474

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
SignaturelJU9v1NkgxSOuDqKE5SzHDZoBsf644xDOYianv8akUsxKHn2TCXgkNAbazFrbm9gCSuXf0Pu3o/n7Iy+sIaZDQ==
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

2026-09-17T10:26:24.769201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070562
observed e2b7f85e8e70c8f596c40bd656e4bf55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:24.752198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070562/manifest.json
observed 8470805490d655303a6e323646bff6c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:24.733239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070562/publication.md
observed ab01143761877fa7456b49af6159d1aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:24.716740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070562/publication.txt
observed cc11928bcf6d692e5ef7266ef2da6915...
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.