Pith Number

pith:TNMNCOEG

pith:2017:TNMNCOEGM7ZQ6OQZMJN4CX5NWP

not attested not anchored not stored refs pending

An Immersed Boundary Method with Divergence-Free Velocity Interpolation and Force Spreading

Aleksandar Donev, Boyce E. Griffith, Charles S. Peskin, David M. McQueen, Yuanxun Bao

arxiv:1701.07169 v3 · 2017-01-25 · math.NA · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TNMNCOEGM7ZQ6OQZMJN4CX5NWP}

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	2026-05-18T00:37:18.613445Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b58d1388667f30f3a19625bc15fadb3ddb97c1648b6c006033cdd589fc25cc3

Aliases

arxiv: 1701.07169 · arxiv_version: 1701.07169v3 · doi: 10.48550/arxiv.1701.07169 · pith_short_12: TNMNCOEGM7ZQ · pith_short_16: TNMNCOEGM7ZQ6OQZ · pith_short_8: TNMNCOEG

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/TNMNCOEGM7ZQ6OQZMJN4CX5NWP \
  | 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: 9b58d1388667f30f3a19625bc15fadb3ddb97c1648b6c006033cdd589fc25cc3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ed41362b60e4a649c7533a2499847e6a2b1933be9582d7f926ed933559e2399",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-01-25T05:41:34Z",
    "title_canon_sha256": "2f06c6da1a1679037deb445d0ad96f335defe3844771eff7783a0382726001ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.07169",
    "kind": "arxiv",
    "version": 3
  }
}