Pith Number

pith:FISSMDNH

pith:2020:FISSMDNHYVADFCEFB2VXUYY2KB

not attested not anchored not stored refs pending

Tracing circumnuclear dense gas in H2O maser galaxies

A. Farhan, E. N. Ercan, F. Tombesi

arxiv:2009.04214 v1 · 2020-09-09 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FISSMDNHYVADFCEFB2VXUYY2KB}

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	2026-07-05T01:42:45.376425Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a25260da7c5403288850eab7a631a5072bd5f1162dfd98d196043804bbbe985

Aliases

arxiv: 2009.04214 · arxiv_version: 2009.04214v1 · doi: 10.48550/arxiv.2009.04214 · pith_short_12: FISSMDNHYVAD · pith_short_16: FISSMDNHYVADFCEF · pith_short_8: FISSMDNH

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/FISSMDNHYVADFCEFB2VXUYY2KB \
  | 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: 2a25260da7c5403288850eab7a631a5072bd5f1162dfd98d196043804bbbe985

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c479253f9c87e3af90cd63de64644d88ce6052280d61f4f7d3c20ce33423eb7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-09-09T11:16:43Z",
    "title_canon_sha256": "3c10bb82675353e12256fd2c5a20cefc82295095d74bc2f3ded856756e5819bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.04214",
    "kind": "arxiv",
    "version": 1
  }
}