Pith Number

pith:WOWPTXVF

pith:2015:WOWPTXVFAJAAOHARQTDPM62K3J

not attested not anchored not stored refs pending

Infrared Spectra and Optical Constants of Astronomical Ices: II. Ethane and Ethylene

M. H. Moore, P. A. Gerakines, R. L. Hudson

arxiv:1502.02639 v1 · 2015-02-09 · astro-ph.IM · astro-ph.EP · 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{WOWPTXVFAJAAOHARQTDPM62K3J}

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	2026-05-18T02:27:41.583927Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3acf9dea50240071c1184c6f67b4ada537c65f1fa4a1a18d96c84b817cc323b

Aliases

arxiv: 1502.02639 · arxiv_version: 1502.02639v1 · doi: 10.48550/arxiv.1502.02639 · pith_short_12: WOWPTXVFAJAA · pith_short_16: WOWPTXVFAJAAOHAR · pith_short_8: WOWPTXVF

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/WOWPTXVFAJAAOHARQTDPM62K3J \
  | 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: b3acf9dea50240071c1184c6f67b4ada537c65f1fa4a1a18d96c84b817cc323b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ac8d721a73897cf6e2abde59550417ee4baa15c4375ece26bfd5365e0382ca1",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-02-09T20:10:31Z",
    "title_canon_sha256": "1ba97505f7caf39e5ef3fe35b6cecbf52fbb0c233aaf5900afc0df63cc2fa659"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.02639",
    "kind": "arxiv",
    "version": 1
  }
}