OpenTechnical

OT-2026-000058569

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000058569) never changes.

Identity and time

Publication numberOT-2026-000058569 · never reused
Internal UUID01a0ae88-f39c-7e3b-894c-8d0e4b432070 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058569
StatusPUBLIC

Content hashes

Canonical textd1b2dbbefe2652207e902808ba39d8bdee8a7de8dd8aec67bcd8f3a5ee18c08f
Markdown2e6ed61698eeb02d21a020b72a5a0ce14c3699c92ca8685eabca7104d825922c
PDF
Publication page3f6ed19c1ff7087392844540cc53426163b2ae5c86f84771daeebe2c4d9a4a87
Manifest2986b939a5390e7fd34aed7e477c99ae754a8cb67624c54f286364bd6e3d9926

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
SignatureMfIy03fQmD+tJxmIWM2TrhrpHJxiHyFztBtwp0AXSShBQIcY5xN61YyRy9y++aQbOoPtQKcxNWu+6+EBo6aHBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:03.276182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058569
observed 3f6ed19c1ff7087392844540cc534261...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:03.260035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058569/manifest.json
observed 2986b939a5390e7fd34aed7e477c99ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:03.241528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058569/publication.md
observed 2e6ed61698eeb02d21a020b72a5a0ce1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:03.224775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058569/publication.txt
observed d1b2dbbefe2652207e902808ba39d8bd...
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.