Pith Number

pith:FMJYWCQK

pith:2017:FMJYWCQKDW34LHUHWCQ7PILIKE

not attested not anchored not stored refs pending

Transitions in optimal adaptive strategies for populations in fluctuating environments

Aleksandra M. Walczak, Andreas Mayer, Olivier Rivoire, Thierry Mora

arxiv:1703.09780 v1 · 2017-03-28 · 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{FMJYWCQKDW34LHUHWCQ7PILIKE}

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	2026-05-18T00:34:18.626478Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b138b0a0a1db7c59e87b0a1f7a168511d785fbae560b6f775e4d415d06223a4

Aliases

arxiv: 1703.09780 · arxiv_version: 1703.09780v1 · doi: 10.48550/arxiv.1703.09780 · pith_short_12: FMJYWCQKDW34 · pith_short_16: FMJYWCQKDW34LHUH · pith_short_8: FMJYWCQK

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/FMJYWCQKDW34LHUHWCQ7PILIKE \
  | 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: 2b138b0a0a1db7c59e87b0a1f7a168511d785fbae560b6f775e4d415d06223a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b73ae2b63c6940de29ec8a9bf34580ec2dcda9cad37807c31b1d2302a9effd03",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2017-03-28T20:14:54Z",
    "title_canon_sha256": "3c5143bba1fbd0455ce445f645a8bad00e816185b9dbd442eb9eb2ee81c88b5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.09780",
    "kind": "arxiv",
    "version": 1
  }
}