Pith Number

pith:N2ZH4474

pith:2019:N2ZH4474W5XODNGBTCFPHIREDJ

not attested not anchored not stored refs pending

Topological structure and dynamics of three dimensional active nematics

Aparna Baskaran, Arvind Baskaran, Daniel A. Beller, Debarghya Banerjee, Federico Toschi, Guillaume Duclos, Itamar Kolvin, Matthew S. E. Peterson, Michael F. Hagan, Minu Varghese, Raymond Adkins, Robert A. Pelcovits, Sebastian J. Streichan, Thomas R. Powers, Vincenzo Vitelli, Zvonimir Dogic

arxiv:1909.01381 v1 · 2019-09-03 · 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{N2ZH4474W5XODNGBTCFPHIREDJ}

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	2026-07-05T00:50:04.859078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6eb27e73fcb76ee1b4c1988af3a2241a7ac18de28888fd8238b4e3eb21aaf8a5

Aliases

arxiv: 1909.01381 · arxiv_version: 1909.01381v1 · doi: 10.48550/arxiv.1909.01381 · pith_short_12: N2ZH4474W5XO · pith_short_16: N2ZH4474W5XODNGB · pith_short_8: N2ZH4474

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/N2ZH4474W5XODNGBTCFPHIREDJ \
  | 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: 6eb27e73fcb76ee1b4c1988af3a2241a7ac18de28888fd8238b4e3eb21aaf8a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81cf100ace0605030e748280742472ec8494fed08c58a4e52fe29b8c9dcdf8ce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2019-09-03T18:10:42Z",
    "title_canon_sha256": "cc2d9d11fa68df365e36a0e49636288f29e935779eaf88d2f19e9a7dfe3fad8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.01381",
    "kind": "arxiv",
    "version": 1
  }
}