Pith Number

pith:XSMZVKKE

pith:2018:XSMZVKKEIKTBHAKFR5NWD6SGVL

not attested not anchored not stored refs pending

Interactions mediated by a public good transiently increase cooperativity in growing Pseudomonas putida metapopulations

Erwin Frey, Felix Becker, Heinrich Jung, Karl Wienand, Matthias Lechner

arxiv:1803.04179 v1 · 2018-03-12 · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XSMZVKKEIKTBHAKFR5NWD6SGVL}

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	2026-05-18T00:21:32.415501Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc999aa94442a61381458f5b61fa46aafb42378fdf46c40363e70f27abc1086b

Aliases

arxiv: 1803.04179 · arxiv_version: 1803.04179v1 · doi: 10.48550/arxiv.1803.04179 · pith_short_12: XSMZVKKEIKTB · pith_short_16: XSMZVKKEIKTBHAKF · pith_short_8: XSMZVKKE

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/XSMZVKKEIKTBHAKFR5NWD6SGVL \
  | 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: bc999aa94442a61381458f5b61fa46aafb42378fdf46c40363e70f27abc1086b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d80ae786de6ce5e44f7db5e84d573334d293543d9994fdfbaa9302f1ed8180ce",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2018-03-12T10:51:01Z",
    "title_canon_sha256": "024279d8de092213d3b056bef2766633fb0f6d118652285e1c5f326fe9093968"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.04179",
    "kind": "arxiv",
    "version": 1
  }
}