OpenTechnical

OT-2026-000064240

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

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-2026-000064240) never changes.

Identity and time

Publication numberOT-2026-000064240 · never reused
Internal UUID01a0ae8d-a460-7625-8115-fa54725c5a52 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064240
StatusPUBLIC

Content hashes

Canonical text866105ed0f85048d3d7631e4d18e6da078d338d2c6f84785905a3c05b0c7855f
Markdowna0680bbbe737fe1f3c0bd56574118d99810f90817d9ce356aeca5e34d4586ce9
PDF
Publication pagea2aa42961833eb8fd9786327738eb8379e85008b720326e9f27d2dc3bcd4f336
Manifeste7e72526a4300cca2b0ca0e74e8c0f0699e4c8f85ae1ec27fe8977bf9414cf38

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
Signature95Dk803plHvTpCrzinZfXUju1QphnanjN1TkFFBC6bA6uGjjA3m3NX95RYUtwLGeBAs4yXGMoCBhuaN0DqF9Ag==
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

2026-09-17T10:36:22.110972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064240
observed a2aa42961833eb8fd9786327738eb837...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:22.094834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064240/manifest.json
observed e7e72526a4300cca2b0ca0e74e8c0f06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:22.077804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064240/publication.md
observed a0680bbbe737fe1f3c0bd56574118d99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:22.060615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064240/publication.txt
observed 866105ed0f85048d3d7631e4d18e6da0...
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.