OpenTechnical

OT-2026-000079202

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, vented 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-2026-000079202) never changes.

Identity and time

Publication numberOT-2026-000079202 · never reused
Internal UUID01a0ae96-0b8f-71b6-bcd8-2511db12f381 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079202
StatusPUBLIC

Content hashes

Canonical text8c2a5c04fb9527b36ccdd499576b65241e31280a5858700fb1badfed6c10b47c
Markdownc090ee39d0f490938415f9c4487a174a1cb23ca5d18f6a273c518af4b5697c2d
PDF
Publication page5da445241c50b8ea6484b318bf94f02fd966628814a0557f98bcc5d9c97a3d99
Manifest9201d716a40d7d5644d30c7d1c575b8ec130c7df2ead9891080133e1ff0fe913

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
Signature+aJ5sVMyhNY7TMsr0E3ekwecEYdl+F+aIDmw9qCYksHotuSe9u/LyVfP5VMocKftmn6G3dVPdUn6tT2mrJVYCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:04:47.698293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079202
observed 5da445241c50b8ea6484b318bf94f02f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:47.680857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079202/manifest.json
observed 9201d716a40d7d5644d30c7d1c575b8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:47.663986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079202/publication.md
observed c090ee39d0f490938415f9c4487a174a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:47.647200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079202/publication.txt
observed 8c2a5c04fb9527b36ccdd499576b6524...
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.