OpenTechnical

OT-2026-000037312

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000037312) never changes.

Identity and time

Publication numberOT-2026-000037312 · never reused
Internal UUID01a0ae77-b8cd-7399-8fa2-28955e9328f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037312
StatusPUBLIC

Content hashes

Canonical text3cc7aec86bc5355be08560d4e56f08eb41abf20825a0be594cc3705555d2615f
Markdown4cbdc79a7b93b12654bf1e0a769cabba237fa2a9c0fe9dcae0954b6ba2f23ca8
PDF
Publication pagefdf10dd3af6b708a2a08aa8e64e986206bc9d3d42c92034110c18335558ac009
Manifest477a0f31f11c58b4158b06c7e7205ffe16db3047b534eda0a20af69860c59d78

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
SignatureQq9EMEpUNe8M7zYVr3PSFlmQGFTddc7m/JBneTr9BFSgdw0FZt3ax+GtsWLeq6ysdEmrItL4FwSYpjh42PG4Dg==
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

2026-09-17T11:23:42.311032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037312
observed fdf10dd3af6b708a2a08aa8e64e98620...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:42.195992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037312/manifest.json
observed 477a0f31f11c58b4158b06c7e7205ffe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:42.176110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037312/publication.md
observed 4cbdc79a7b93b12654bf1e0a769cabba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:42.155425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037312/publication.txt
observed 3cc7aec86bc5355be08560d4e56f08eb...
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.