Pith Number

pith:I6WRO6JS

pith:2016:I6WRO6JSEXV4TODS7HTJFYZ2F7

not attested not anchored not stored refs pending

An introduction to the derivation of surface balance equations without the excruciating pain

Alexandre Martin, Huaibao Zhang, Kaveh A. Tagavi

arxiv:1604.02508 v2 · 2016-04-09 · 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{I6WRO6JSEXV4TODS7HTJFYZ2F7}

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	2026-05-18T00:37:54.919543Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47ad17793225ebc9b872f9e692e33a2fd0fc5e2e9f8cf2844e855387fcb8f03d

Aliases

arxiv: 1604.02508 · arxiv_version: 1604.02508v2 · doi: 10.48550/arxiv.1604.02508 · pith_short_12: I6WRO6JSEXV4 · pith_short_16: I6WRO6JSEXV4TODS · pith_short_8: I6WRO6JS

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/I6WRO6JSEXV4TODS7HTJFYZ2F7 \
  | 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: 47ad17793225ebc9b872f9e692e33a2fd0fc5e2e9f8cf2844e855387fcb8f03d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "447c797e31345a85890efb817fbec63989d5c2cf52e06d14f5bb351c16fcff91",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2016-04-09T01:24:06Z",
    "title_canon_sha256": "cadbe5c183c62e6cf5a11744faac28d186ad231f957d49f0b09ce163788a82c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.02508",
    "kind": "arxiv",
    "version": 2
  }
}