Pith Number

pith:5VQHZRRA

pith:2018:5VQHZRRA2VYABDQTBIIYQRDRCL

not attested not anchored not stored refs pending

Multimodal Functions as Flow Signatures in Complex Porous Media

Ali Q. Raeini, Branko Bijeljic, Martin J. Blunt, Qingyang Lin

arxiv:1807.07611 v2 · 2018-07-19 · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5VQHZRRA2VYABDQTBIIYQRDRCL}

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	2026-05-18T00:07:49.063601Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed607cc620d570008e130a1188447112ee5086fdce0644b886861e3161f273fc

Aliases

arxiv: 1807.07611 · arxiv_version: 1807.07611v2 · doi: 10.48550/arxiv.1807.07611 · pith_short_12: 5VQHZRRA2VYA · pith_short_16: 5VQHZRRA2VYABDQT · pith_short_8: 5VQHZRRA

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/5VQHZRRA2VYABDQTBIIYQRDRCL \
  | 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: ed607cc620d570008e130a1188447112ee5086fdce0644b886861e3161f273fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f3f933ebcfd817bb68549dedac500f40aa426179f7e06f47556774b513e145c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-07-19T19:05:20Z",
    "title_canon_sha256": "e7b91f673f531181c0a367592a99456901d37bc668b116d71522baa96332078e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.07611",
    "kind": "arxiv",
    "version": 2
  }
}