Pith Number

pith:EGZDAKUY

pith:2017:EGZDAKUYIMVOK5FT6W2GAQD4RF

not attested not anchored not stored refs pending

Light Absorption in Arctic Sea Ice: Chlorophyll and Black Carbon

Forrest Hoffman, Hailong Wang, Nicole Jeffery, Oliver Wingenter, Oluwaseun Ogunro, Scott Elliott

arxiv:1702.03325 v1 · 2017-02-10 · physics.ao-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EGZDAKUYIMVOK5FT6W2GAQD4RF}

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	2026-05-18T00:50:54.002505Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21b2302a98432ae574b3f5b460407c8974a06f78db8617e2e226ca270e83c31a

Aliases

arxiv: 1702.03325 · arxiv_version: 1702.03325v1 · doi: 10.48550/arxiv.1702.03325 · pith_short_12: EGZDAKUYIMVO · pith_short_16: EGZDAKUYIMVOK5FT · pith_short_8: EGZDAKUY

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/EGZDAKUYIMVOK5FT6W2GAQD4RF \
  | 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: 21b2302a98432ae574b3f5b460407c8974a06f78db8617e2e226ca270e83c31a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98d688b5de5fc5e49ab8288eaf97b95a2a32278b4ccd40937d55a57c06105333",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2017-02-10T20:56:46Z",
    "title_canon_sha256": "adc48bf88676419cf20dc81ff4203f4e9c5065e66704a760d38518b8bc4beee7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.03325",
    "kind": "arxiv",
    "version": 1
  }
}