Pith Number

pith:555RJWZP

pith:2018:555RJWZP6PRIMTQO33WKC7AENY

not attested not anchored not stored refs pending

New places and phases of CO-poor/CI-rich molecular gas in the Universe

Padelis P. Papadopoulos, Thomas G. Bisbas, Zhiyu Zhang

arxiv:1804.09654 v2 · 2018-04-25 · 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{555RJWZP6PRIMTQO33WKC7AENY}

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	2026-05-18T00:15:54.555794Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef7b14db2ff3e2864e0edeeca17c046e230c3c911e062c2085412b4403844f38

Aliases

arxiv: 1804.09654 · arxiv_version: 1804.09654v2 · doi: 10.48550/arxiv.1804.09654 · pith_short_12: 555RJWZP6PRI · pith_short_16: 555RJWZP6PRIMTQO · pith_short_8: 555RJWZP

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/555RJWZP6PRIMTQO33WKC7AENY \
  | 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: ef7b14db2ff3e2864e0edeeca17c046e230c3c911e062c2085412b4403844f38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52ede65ff36389083674d08eb86e1eaf774e2272be538f3fdb49ec97aadd32e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-04-25T16:15:15Z",
    "title_canon_sha256": "a9e6944bf138877e4549510270921186a66fd4086642b307cf6fda275e23f5eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.09654",
    "kind": "arxiv",
    "version": 2
  }
}