Pith Number

pith:XV35FU2O

pith:2020:XV35FU2OQMC7ZZ4WPQRRTAVERA

not attested not anchored not stored refs pending

Environmental processing in cluster core galaxies at z=1.7

F. Combes, G. Castignani, P. Salom\'e

arxiv:2001.05776 v3 · 2020-01-16 · 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{XV35FU2OQMC7ZZ4WPQRRTAVERA}

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	2026-07-05T00:48:53.183059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd77d2d34e8305fce7967c231982a4881d81fe235d8c56780fc8082eb033753d

Aliases

arxiv: 2001.05776 · arxiv_version: 2001.05776v3 · doi: 10.48550/arxiv.2001.05776 · pith_short_12: XV35FU2OQMC7 · pith_short_16: XV35FU2OQMC7ZZ4W · pith_short_8: XV35FU2O

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/XV35FU2OQMC7ZZ4WPQRRTAVERA \
  | 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: bd77d2d34e8305fce7967c231982a4881d81fe235d8c56780fc8082eb033753d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "717d851b1f22597f0d4963e35850589991b3e7bb6b1462b6d148f8cf7cdcde18",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-01-16T13:04:43Z",
    "title_canon_sha256": "7e2deaf7e885ca45374c4a60046a359d6accb0b78c0944016b910860ab0e56b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.05776",
    "kind": "arxiv",
    "version": 3
  }
}