OpenTechnical

OT-2026-000027502

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000027502) never changes.

Identity and time

Publication numberOT-2026-000027502 · never reused
Internal UUID01a0ae72-6998-7b1f-88ee-ae1d71fbbdd8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027502
StatusPUBLIC

Content hashes

Canonical textdaafad9e9321adec8d901f127b1a0aeda4cbdc21f27c640b771a386798d17df3
Markdowne2012e24ab54d49db2b9c70ee23daffa991bb6ded49657de22518170acc38d0c
PDF
Publication page0dfffa1f9e283fd3ad51fb4c90caa65d890490b5d0d96191870e5386ba0591f8
Manifest1d40f2d4f6efba204deebd90c1089841b07342267e33c16667ab0db89549f56a

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
SignatureXCrt0YMID9MXegQAsPXoqDiVh8fOZizNOTGtvQ7f0AAaV+/7a/j2Cp9Qm/iW5n5NKGi4bTHLEHdVtLuRh44RCg==
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

2026-09-17T11:42:58.361327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027502
observed 0dfffa1f9e283fd3ad51fb4c90caa65d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:58.344813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027502/manifest.json
observed 1d40f2d4f6efba204deebd90c1089841...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:58.325235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027502/publication.md
observed e2012e24ab54d49db2b9c70ee23daffa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:58.307628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027502/publication.txt
observed daafad9e9321adec8d901f127b1a0aed...
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.