Pith Number

pith:HDR5QATR

pith:2018:HDR5QATRWBEGWM3UDXRHZ5U5DI

not attested not anchored not stored refs pending

Mixed convection in a downward flow in a vertical duct with strong transverse magnetic field

Oleg Zikanov, Xuan Zhang

arxiv:1804.02659 v1 · 2018-04-08 · 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{HDR5QATRWBEGWM3UDXRHZ5U5DI}

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	2026-05-17T23:59:09.289430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38e3d80271b0486b33741de27cf69d1a28437c7b759883a29782ee56675eaab3

Aliases

arxiv: 1804.02659 · arxiv_version: 1804.02659v1 · doi: 10.48550/arxiv.1804.02659 · pith_short_12: HDR5QATRWBEG · pith_short_16: HDR5QATRWBEGWM3U · pith_short_8: HDR5QATR

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/HDR5QATRWBEGWM3UDXRHZ5U5DI \
  | 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: 38e3d80271b0486b33741de27cf69d1a28437c7b759883a29782ee56675eaab3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba19b6fab283dc8838b44fe8679986fd07f95e16f319d42a7556b04ee384c2d4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-04-08T09:21:09Z",
    "title_canon_sha256": "201d69fca11c38e0b28263ac0352f9ee920b42db749c02120ff9f811cce4f91d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.02659",
    "kind": "arxiv",
    "version": 1
  }
}