Pith Number

pith:HRKVA3XE

pith:2014:HRKVA3XEH4V5IRCQ3GBWL4GHY7

not attested not anchored not stored refs pending

Energy minimization for the flow in ducts and networks

Taha Sochi

arxiv:1412.1804 v1 · 2014-12-04 · 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{HRKVA3XEH4V5IRCQ3GBWL4GHY7}

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	2026-05-18T02:32:06.467478Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c55506ee43f2bd44450d98365f0c7c7fa0587dd24335496f9579a87c8c65cad

Aliases

arxiv: 1412.1804 · arxiv_version: 1412.1804v1 · doi: 10.48550/arxiv.1412.1804 · pith_short_12: HRKVA3XEH4V5 · pith_short_16: HRKVA3XEH4V5IRCQ · pith_short_8: HRKVA3XE

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/HRKVA3XEH4V5IRCQ3GBWL4GHY7 \
  | 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: 3c55506ee43f2bd44450d98365f0c7c7fa0587dd24335496f9579a87c8c65cad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92df49f25d60ff07591da7ea53993dfc906bc053be2099695dd8fb63af6a6619",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2014-12-04T20:34:16Z",
    "title_canon_sha256": "996718101d642be4220164089eb0ea7944a3914d5cc7df63c5d157d99ff3210d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.1804",
    "kind": "arxiv",
    "version": 1
  }
}