Pith Number

pith:XXYHJHQE

pith:2019:XXYHJHQE4MBBA2G567AE6OTUUD

not attested not anchored not stored refs pending

Physical conditions in Centaurus A's northern filaments I: APEX mid-J CO observations of CO-bright regions

Antoine Gusdorf, Fran\c{c}oise Combes, Philippe Salom\'e, Quentin Salom\'e

arxiv:1901.11148 v4 · 2019-01-30 · 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{XXYHJHQE4MBBA2G567AE6OTUUD}

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	2026-05-17T23:42:13.785345Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bdf0749e04e3021068ddf7c04f3a74a0ff06e57cc2ca123829f868841d6d713a

Aliases

arxiv: 1901.11148 · arxiv_version: 1901.11148v4 · doi: 10.48550/arxiv.1901.11148 · pith_short_12: XXYHJHQE4MBB · pith_short_16: XXYHJHQE4MBBA2G5 · pith_short_8: XXYHJHQE

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/XXYHJHQE4MBBA2G567AE6OTUUD \
  | 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: bdf0749e04e3021068ddf7c04f3a74a0ff06e57cc2ca123829f868841d6d713a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b342440c84e997ed0eea6479e278db652494627386985d2039471f9fd854b44",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-01-30T23:42:27Z",
    "title_canon_sha256": "9ca9918457ad392f5bbee18a64765c2c742a44556f6135b85acac0483fa59aaa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.11148",
    "kind": "arxiv",
    "version": 4
  }
}