Pith Number

pith:Q6L45MOW

pith:2018:Q6L45MOWGTSUU4JXWH7Y7B5WLR

not attested not anchored not stored refs pending

Aerodynamics or Quantum Collisions: Drag coefficient revision by Schrodinger's equation

Maomao Zhao, Yufei Liu

arxiv:1810.03809 v2 · 2018-10-09 · 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{Q6L45MOWGTSUU4JXWH7Y7B5WLR}

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	2026-05-18T00:03:40.904235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8797ceb1d634e54a7137b1ff8f87b65c4f5a197dd051b8ea4afadf77b0e96d15

Aliases

arxiv: 1810.03809 · arxiv_version: 1810.03809v2 · doi: 10.48550/arxiv.1810.03809 · pith_short_12: Q6L45MOWGTSU · pith_short_16: Q6L45MOWGTSUU4JX · pith_short_8: Q6L45MOW

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/Q6L45MOWGTSUU4JXWH7Y7B5WLR \
  | 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: 8797ceb1d634e54a7137b1ff8f87b65c4f5a197dd051b8ea4afadf77b0e96d15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61a599bb2b5c1eb14004e37d678c7966d1ec3a71bcea5799166ab6526ae2f580",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-10-09T04:30:16Z",
    "title_canon_sha256": "10ed7032d4b07b5cff26f7c04ec3e88b07af09fae8a8789e1a3af7b534e655bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.03809",
    "kind": "arxiv",
    "version": 2
  }
}