Pith Number

pith:KVULP4NU

pith:2021:KVULP4NUUZIOSMOG6Z7QTU6MJT

not attested not anchored not stored refs pending

Green valley galaxies in the cosmic web: internal versus environmental quenching

Apashanka Das, Biswajit Pandey, Suman Sarkar

arxiv:2101.02564 v2 · 2021-01-07 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KVULP4NUUZIOSMOG6Z7QTU6MJT}

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	2026-07-05T02:53:54.089395Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5568b7f1b4a650e931c6f67f09d3cc4ce00403d7e033fea4caf28b1af9f42b1c

Aliases

arxiv: 2101.02564 · arxiv_version: 2101.02564v2 · doi: 10.48550/arxiv.2101.02564 · pith_short_12: KVULP4NUUZIO · pith_short_16: KVULP4NUUZIOSMOG · pith_short_8: KVULP4NU

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/KVULP4NUUZIOSMOG6Z7QTU6MJT \
  | 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: 5568b7f1b4a650e931c6f67f09d3cc4ce00403d7e033fea4caf28b1af9f42b1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69c30b58e37e521da863e37ee1617c609f7185da8154bbe304284b2dedf96c3d",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-01-07T14:38:09Z",
    "title_canon_sha256": "26862e7b687eadc05f4dd12380f3d962798681827d72a1688aa8f4963c6db57a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.02564",
    "kind": "arxiv",
    "version": 2
  }
}