OpenTechnical

OT-2026-000095079

Publication integrity record

Three cup vacuum gripper, three zone face, two stage ejector, pressure sensor per zone, sustained 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-2026-000095079) never changes.

Identity and time

Publication numberOT-2026-000095079 · never reused
Internal UUID01a0ae9f-2df0-7af2-959c-c01f11f27baf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095079
StatusPUBLIC

Content hashes

Canonical text4c0daaed50be096e5dd457becf8a5ef7b61e95e602129a47ad6857768f5eef0a
Markdown39090af826a3988bae3639485ea1dcfabfde5c48c0bac3c1407822c332dec6ba
PDF
Publication page11acbaf390b028d46bd4e8bf8894e70207e6da0b49ce5098e2273629dc8e1e1e
Manifestc2e3b60b4ff668649ba53ac816875bfd4a78afb9c75c0bfa454ef8f98c778325

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
SignatureHAdeCPIsqpvr1zrCaZ72YQ7iWxU7NYZabgHnm8RTV+fnnN9xYVvzLNH5mdqgeBb/eU6MoANp2uK8O/mG6ftDDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:02.722442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095079
observed 11acbaf390b028d46bd4e8bf8894e702...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:02.705268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095079/manifest.json
observed c2e3b60b4ff668649ba53ac816875bfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:02.689569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095079/publication.md
observed 39090af826a3988bae3639485ea1dcfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:02.673371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095079/publication.txt
observed 4c0daaed50be096e5dd457becf8a5ef7...
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.