Pith Number

pith:YX7BU2QO

pith:2017:YX7BU2QOPHFBWVITEFN75INA34

not attested not anchored not stored refs pending

Gradual Regime Shifts in Fairy Circles

Ehud Meron, Golan Bel, Yuval R. Zelnik

arxiv:1703.00732 v1 · 2017-03-02 · nlin.PS · 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{YX7BU2QOPHFBWVITEFN75INA34}

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	2026-05-18T00:49:40.923760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5fe1a6a0e79ca1b5513215bfea1a0df3090a953b017c14dda3b70b278742cac

Aliases

arxiv: 1703.00732 · arxiv_version: 1703.00732v1 · doi: 10.48550/arxiv.1703.00732 · pith_short_12: YX7BU2QOPHFB · pith_short_16: YX7BU2QOPHFBWVIT · pith_short_8: YX7BU2QO

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/YX7BU2QOPHFBWVITEFN75INA34 \
  | 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: c5fe1a6a0e79ca1b5513215bfea1a0df3090a953b017c14dda3b70b278742cac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86e86ba9673c154809a5b647aa3a66ee2710fa5a94763ab5e1a21dbd100b01b6",
    "cross_cats_sorted": [
      "physics.bio-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2017-03-02T11:46:00Z",
    "title_canon_sha256": "2e5de2a8b2f579831d9cbe02cab60a4f24d657644ed025a6c89d163b3238e0b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.00732",
    "kind": "arxiv",
    "version": 1
  }
}