OpenTechnical

OT-2026-000032626

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, pulsed 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-2026-000032626) never changes.

Identity and time

Publication numberOT-2026-000032626 · never reused
Internal UUID01a0ae75-1070-77de-906a-531dc58eabbc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032626
StatusPUBLIC

Content hashes

Canonical text1d4f9399721cf064862d445b0212049105be9a8b578be3f45f2e2dcff12cc20a
Markdown96e45b3d7aa29ad66eecf279694fdc44e4c4392bdbc7e47a3a24afa8722cd053
PDF
Publication page3a442f9b313cb82b85c5191d379038b9dd90ebb903421e4534f99530052dc4f3
Manifest250fab1ffa88636293c09c24e04a03af31d05a0b85fc07a4ee3eb7076fcbbdd2

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
SignaturewQAPwAGZtGBITSmT3R413nFMyqgD2AVSzV0wu7zeGsADZgdXwSn8mGqLUuaY9K3iw5eIJlxO+fRwO8nn3NuNDQ==
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

2026-09-17T11:34:12.832896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032626
observed 3a442f9b313cb82b85c5191d379038b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:12.814719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032626/manifest.json
observed 250fab1ffa88636293c09c24e04a03af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:12.795405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032626/publication.md
observed 96e45b3d7aa29ad66eecf279694fdc44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:12.775922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032626/publication.txt
observed 1d4f9399721cf064862d445b02120491...
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.