Pith Number

pith:ZXCFPDKO

pith:2012:ZXCFPDKONT2Z2JXAOYQ32UAWDV

not attested not anchored not stored refs pending

Self-propulsion in viscoelastic fluids: pushers vs. pullers

Eric Lauga, Lailai Zhu, Luca Brandt

arxiv:1212.0123 v1 · 2012-12-01 · physics.flu-dyn · physics.bio-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{ZXCFPDKONT2Z2JXAOYQ32UAWDV}

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	2026-05-18T01:52:52.636817Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdc4578d4e6cf59d26e07621bd50161d788e210b472dc65b76d13a18c602e81c

Aliases

arxiv: 1212.0123 · arxiv_version: 1212.0123v1 · doi: 10.48550/arxiv.1212.0123 · pith_short_12: ZXCFPDKONT2Z · pith_short_16: ZXCFPDKONT2Z2JXA · pith_short_8: ZXCFPDKO

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/ZXCFPDKONT2Z2JXAOYQ32UAWDV \
  | 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: cdc4578d4e6cf59d26e07621bd50161d788e210b472dc65b76d13a18c602e81c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ff4aa93a2738a7e4308c5f5f55835d122019757e0f801f407c7449a98279f9a",
    "cross_cats_sorted": [
      "physics.bio-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2012-12-01T15:06:06Z",
    "title_canon_sha256": "310797406812171bbda849f60be6a173ad84555294bbc45d85c159257a2031bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.0123",
    "kind": "arxiv",
    "version": 1
  }
}