OpenTechnical

OT-2026-000024213

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, sustained blow-off 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-2026-000024213) never changes.

Identity and time

Publication numberOT-2026-000024213 · never reused
Internal UUID01a0ae70-e8c8-7bd7-9f7f-73ac7c9003bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024213
StatusPUBLIC

Content hashes

Canonical text9e6c0224b233e98d3ebafb5eefe031fce970017ae4f4a160f940ff03572fe702
Markdownbbdfce8ba058f008d8001f02179fc9c3ef0968e3c4eb147fc49ff3145ac2444d
PDF
Publication page751097c5c17ca2478a1e7686bb7c625aad4302707123dfc3f072dfbd49a16bba
Manifestc0ed4010464f694bf6a19b9881a5b87e3ea3f6210205b1739666268bf5bbf44e

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
Signaturei42sl7A6/glQ/2Uv3Wa4Uaxl5ZnI6qd8++CAAgKUWvoZ0EjX/u4CRpAJZ+PFdbkxVQ5eE/uBn1khINEiAsMKAA==
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

2026-09-17T11:48:40.606714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024213
observed 751097c5c17ca2478a1e7686bb7c625a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:40.591369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024213/manifest.json
observed c0ed4010464f694bf6a19b9881a5b87e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:40.573777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024213/publication.md
observed bbdfce8ba058f008d8001f02179fc9c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:40.555930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024213/publication.txt
observed 9e6c0224b233e98d3ebafb5eefe031fc...
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.