OpenTechnical

OT-2026-000062200

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000062200) never changes.

Identity and time

Publication numberOT-2026-000062200 · never reused
Internal UUID01a0ae8c-0abd-7ce4-9603-3629b3dba85a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062200
StatusPUBLIC

Content hashes

Canonical texteaa163ff6d6c05f44a03875d6e3d9d482d57060b4d7a2e5364e7a5a80d22800b
Markdown343badb18bb351e8c1b3f559a27b2b96dfff3c6ca85830cb6d466de637d362ca
PDF
Publication page1903f8aa5cc39c8c7e4258e1f0a43fd770db6ac9ceda9c09e7c15636539a6d1f
Manifest23c5b783501ac98ed0e168238e3a34a6b2a8011569e7a686d47248afc98f53c0

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
Signature5wx1jB9bhKq6zuJlGWXT6MJrpmWkymDhLHxqfBEnOKIGpqYK9XATx6EeCNEp+84pPobNlQft/F6QSXXoSGOhBw==
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

2026-09-17T10:39:27.933496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062200
observed 1903f8aa5cc39c8c7e4258e1f0a43fd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:27.917100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062200/manifest.json
observed 23c5b783501ac98ed0e168238e3a34a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:27.900545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062200/publication.md
observed 343badb18bb351e8c1b3f559a27b2b96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:27.883127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062200/publication.txt
observed eaa163ff6d6c05f44a03875d6e3d9d48...
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.