Pith Number

pith:5SRPQ2M2

pith:2023:5SRPQ2M2JQVOEC7P3W6STD3O7P

not attested not anchored not stored refs pending

Tracing the green valley with entropic thresholding

Biswajit Pandey

arxiv:2306.09395 v2 · 2023-06-15 · astro-ph.GA · astro-ph.CO · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5SRPQ2M2JQVOEC7P3W6STD3O7P}

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	2026-07-05T08:17:57.626125Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eca2f8699a4c2ae20befddbd298f6efbfdf800b4b286c6601422fcd9eaeaf7c3

Aliases

arxiv: 2306.09395 · arxiv_version: 2306.09395v2 · doi: 10.48550/arxiv.2306.09395 · pith_short_12: 5SRPQ2M2JQVO · pith_short_16: 5SRPQ2M2JQVOEC7P · pith_short_8: 5SRPQ2M2

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/5SRPQ2M2JQVOEC7P3W6STD3O7P \
  | 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: eca2f8699a4c2ae20befddbd298f6efbfdf800b4b286c6601422fcd9eaeaf7c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6edb0886d8ef305373ba9f9c847448bb30b6ca4cd82ab39aca900628e3ad0e6",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-06-15T17:00:59Z",
    "title_canon_sha256": "0154fb29660ee7d4b51aa3ea1cf02231edb975c62909a2650bc81b9417cf257e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.09395",
    "kind": "arxiv",
    "version": 2
  }
}