OpenTechnical

OT-2026-000023676

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000023676) never changes.

Identity and time

Publication numberOT-2026-000023676 · never reused
Internal UUID01a0ae70-aed4-7777-9cb1-9df4cdccdad3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023676
StatusPUBLIC

Content hashes

Canonical textcb62c871c9ea8dee76b9fbc53e20142633fe6db87031e7f77d46a36df7ab2912
Markdown7bc9566e4db3dc232b3601f29ef2eb595e2024a0bbcf236f6f27e46cd9933610
PDF
Publication page21624792a115648167d0d6336b09f0fec2d69e6e126a7ef77319b996d416b363
Manifestd4c58a804f0a7cd45f34fac556c6344a3968165e6bfb9f928faf2684a782ecc0

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
SignatureFZM/W6rSnHhGbl2XKsgMa0Q12lY7VEzl+1/n5MYfuiuI+RxKyLkIFmSlZYBkl0zU6QZc+RIIgOEriHOUa497DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:49:59.895712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023676
observed 21624792a115648167d0d6336b09f0fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:59.876704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023676/manifest.json
observed d4c58a804f0a7cd45f34fac556c6344a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:59.858053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023676/publication.md
observed 7bc9566e4db3dc232b3601f29ef2eb59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:59.838951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023676/publication.txt
observed cb62c871c9ea8dee76b9fbc53e201426...
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.