OpenTechnical

OT-2026-000071910

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, vented 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-2026-000071910) never changes.

Identity and time

Publication numberOT-2026-000071910 · never reused
Internal UUID01a0ae92-47c0-7391-a4cc-6aadaaf13e62 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071910
StatusPUBLIC

Content hashes

Canonical textab48b89c05111a51281988fd9f7292cc7466a3b7e141ffdbb193340cc356c144
Markdown6eafc596632b6c40e847a6777183eaf579e4c7e205e1ff39f4021282f22a8b98
PDF
Publication pageae5fad153c14ac019a7c1471d913a7a78a2b37cbb1237b3d3862d2d1bff29b04
Manifest2a2bedb5fa5bd08beb2c78412c83ff2abbba8ebca7e0d237aa18feb9a4cab24c

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
Signature1fmDjKHjy1Ali1lmWN/kO0tCe8wn0AlmEn7afVWt0tEfW3yZbt3MU+Hz3lwBoUalf+5EwoI5TFLWXzTXPfuiBg==
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

2026-09-17T10:22:56.163451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071910
observed ae5fad153c14ac019a7c1471d913a7a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:56.147199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071910/manifest.json
observed 2a2bedb5fa5bd08beb2c78412c83ff2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:56.129129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071910/publication.md
observed 6eafc596632b6c40e847a6777183eaf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:56.112192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071910/publication.txt
observed ab48b89c05111a51281988fd9f7292cc...
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.