Pith Number

pith:CU5EM3OB

pith:2021:CU5EM3OBZQZKZR2OLXJLQVYWU5

not attested not anchored not stored refs pending

Resolving gas bubbles ascending in liquid metal from low-SNR neutron radiography images

Anders Kaestner, Andris Jakovics, Dariusz Jakub Gawryluk, Jan Hovind, Knud Thomsen, Martins Klevs, Mihails Birjukovs, Pavel Trtik

arxiv:2109.04883 v2 · 2021-09-08 · physics.flu-dyn · cs.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CU5EM3OBZQZKZR2OLXJLQVYWU5}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T03:27:04.769508Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

153a466dc1cc32acc74e5dd2b85716a756e3510a1096cc9cc45e3601ebc5947c

Aliases

arxiv: 2109.04883 · arxiv_version: 2109.04883v2 · doi: 10.48550/arxiv.2109.04883 · pith_short_12: CU5EM3OBZQZK · pith_short_16: CU5EM3OBZQZKZR2O · pith_short_8: CU5EM3OB

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/CU5EM3OBZQZKZR2OLXJLQVYWU5 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 153a466dc1cc32acc74e5dd2b85716a756e3510a1096cc9cc45e3601ebc5947c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ffad8962eed5444ee9a2688b2acfb3f1e839857597061d770a2b113a8c5c506",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2021-09-08T00:35:29Z",
    "title_canon_sha256": "cc91d6c501ce7524797e3c3c9d59f160f5c8cb6ce435c397d42f2d0245902a80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.04883",
    "kind": "arxiv",
    "version": 2
  }
}