OpenTechnical

OT-2026-000027367

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single stage ejector, 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-2026-000027367) never changes.

Identity and time

Publication numberOT-2026-000027367 · never reused
Internal UUID01a0ae72-6997-791b-82f0-0960ae25e8ac · 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-2026-000027367
StatusPUBLIC

Content hashes

Canonical text385d818925482799776527bcebb924b7003e707480e55bf235ce05b51687c38e
Markdownc71d6c45a1afea4221421db5d895ba8907dd4514d3a1252484ca663f60e85fd0
PDF
Publication pagecc1df985aaa37dcb8eaa92fc3db87dad426a32c87bf7ebb8a391e758625bb143
Manifest8d86c9c9326ccc3c07d322816977d31c24cc30de80c87fc98c71027775d1331b

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
SignatureCyQArVh6LGExiANYJdo3lce1lkBnB+0RSOuIYP+kLpuLMfULcRJxO4LkYUafVTTfmI2DkF4DlkuNN2xS5Kf4DQ==
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

2026-09-17T11:42:46.892556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027367
observed cc1df985aaa37dcb8eaa92fc3db87dad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:46.872975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027367/manifest.json
observed 8d86c9c9326ccc3c07d322816977d31c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:46.851231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027367/publication.md
observed c71d6c45a1afea4221421db5d895ba89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:46.829241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027367/publication.txt
observed 385d818925482799776527bcebb924b7...
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.