OpenTechnical

OT-2026-000089982

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000089982) never changes.

Identity and time

Publication numberOT-2026-000089982 · never reused
Internal UUID01a0ae9c-428e-7df1-b11c-23c578064eb9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:31.390046Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089982
StatusPUBLIC

Content hashes

Canonical texta41ccc3e169fd526bc52cde4c21fb775c7c0a2ac15a3ee6f5d772f5c98c217c3
Markdown8ea08e826037817056271734f002ca1c4bd79bdb26be13be9d40315db86e55ad
PDF
Publication pagee4cc4461263d9701de78eae182b96cecd9fb0adfa92f75f63e128e8470674aea
Manifestb43cef7bb2a258663d50dafe6d6355ca77cc9ead965f797215a98c0dda13b56a

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
Signatureuv/Uh1LrYTf79znllrkxrAbSUl7TkKh09OF9sg8wASqTdbBjzHlNjpjHPymsjJMKMjVlZxytjtWn1ngcWJ26CA==
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

2026-09-17T09:45:22.266658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089982
observed e4cc4461263d9701de78eae182b96cec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:22.248704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089982/manifest.json
observed b43cef7bb2a258663d50dafe6d6355ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:22.230721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089982/publication.md
observed 8ea08e826037817056271734f002ca1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:22.213908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089982/publication.txt
observed a41ccc3e169fd526bc52cde4c21fb775...
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.