Pith Number

pith:7UWRDGQ5

pith:2011:7UWRDGQ5VC6QOMWDVXS5JCELMM

not attested not anchored not stored refs pending

Bidirectional Sorting of Flocking Particles in the Presence of Asymmetric Barriers

C.J. Olson Reichhardt, C. Reichhardt, Jeffrey A. Drocco

arxiv:1111.0673 v1 · 2011-11-02 · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7UWRDGQ5VC6QOMWDVXS5JCELMM}

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	2026-05-18T01:59:48.088244Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd2d119a1da8bd0732c3ade5d4888b6307b415630f7488c598996194a9bc55fe

Aliases

arxiv: 1111.0673 · arxiv_version: 1111.0673v1 · doi: 10.48550/arxiv.1111.0673 · pith_short_12: 7UWRDGQ5VC6Q · pith_short_16: 7UWRDGQ5VC6QOMWD · pith_short_8: 7UWRDGQ5

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/7UWRDGQ5VC6QOMWDVXS5JCELMM \
  | 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: fd2d119a1da8bd0732c3ade5d4888b6307b415630f7488c598996194a9bc55fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6f9053cee13191757c3cf312976f219663b88b7d2eb54e8b4157061ed7b5b14",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2011-11-02T21:51:28Z",
    "title_canon_sha256": "2ec458eef7c50ab1d5a9815e95806230fdbc0cb92b6ddaf5634762d94f6f6287"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.0673",
    "kind": "arxiv",
    "version": 1
  }
}