Pith Number

pith:FNG4WZBC

pith:2015:FNG4WZBCOPR2KYE555IY4YPOOP

not attested not anchored not stored refs pending

Ices in the Galactic Centre : solid ice and gaseous CO in the central parsec

Andreas Eckart, Jihane Moultaka, Nadeen Sabha

arxiv:1504.06162 v1 · 2015-04-23 · 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{FNG4WZBCOPR2KYE555IY4YPOOP}

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	2026-05-18T02:18:02.371264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b4dcb642273e3a5609def518e61ee73f6b3ee2fdf72b05af753d79e084cf044

Aliases

arxiv: 1504.06162 · arxiv_version: 1504.06162v1 · doi: 10.48550/arxiv.1504.06162 · pith_short_12: FNG4WZBCOPR2 · pith_short_16: FNG4WZBCOPR2KYE5 · pith_short_8: FNG4WZBC

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/FNG4WZBCOPR2KYE555IY4YPOOP \
  | 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: 2b4dcb642273e3a5609def518e61ee73f6b3ee2fdf72b05af753d79e084cf044

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e255b7389ac536bafd98f2da43b70f13905260667574c0cf7bef562c38a2ae8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-04-23T13:03:40Z",
    "title_canon_sha256": "bf0b2abb7ad57363a227b680323e2a9897b2feb73133285597d3b91f076a00b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.06162",
    "kind": "arxiv",
    "version": 1
  }
}