Pith Number

pith:2F6Y2HO6

pith:2019:2F6Y2HO67SPA4QA7EEC7OXYY7D

not attested not anchored not stored refs pending

Evolution of specialized microbial cooperation in dynamic fluids

Dervis Can Vural, Gurdip Uppal

arxiv:1908.07884 v2 · 2019-08-21 · q-bio.PE · 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{2F6Y2HO67SPA4QA7EEC7OXYY7D}

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	2026-07-05T00:37:28.327147Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d17d8d1ddefc9e0e401f2105f75f18f8d6cf2de232050085b50ba6da07b28a7d

Aliases

arxiv: 1908.07884 · arxiv_version: 1908.07884v2 · doi: 10.48550/arxiv.1908.07884 · pith_short_12: 2F6Y2HO67SPA · pith_short_16: 2F6Y2HO67SPA4QA7 · pith_short_8: 2F6Y2HO6

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/2F6Y2HO67SPA4QA7EEC7OXYY7D \
  | 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: d17d8d1ddefc9e0e401f2105f75f18f8d6cf2de232050085b50ba6da07b28a7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1b42864abcc15c2788691e7328a30133d341edb7b5301df2faf77643c827c11",
    "cross_cats_sorted": [
      "physics.bio-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2019-08-21T14:13:10Z",
    "title_canon_sha256": "9069b0e1542885c700cb1e265ed7a01d96db301c939f6d3550db2110b0770695"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.07884",
    "kind": "arxiv",
    "version": 2
  }
}