Pith Number

pith:V7QCDGGF

pith:2014:V7QCDGGF22I6PTP3L4NZO6ZEGH

not attested not anchored not stored refs pending

Mean gas opacity for circumstellar environments and equilibrium temperature degeneracy

C. P. Dullemond, H. Klahr, M. G. Malygin, R. Kuiper, Th. Henning

arxiv:1408.3377 v1 · 2014-08-14 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V7QCDGGF22I6PTP3L4NZO6ZEGH}

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	2026-05-18T02:43:27.681811Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afe02198c5d691e7cdfb5f1b977b2431e413ba6f913f53142914ed9312e908fc

Aliases

arxiv: 1408.3377 · arxiv_version: 1408.3377v1 · doi: 10.48550/arxiv.1408.3377 · pith_short_12: V7QCDGGF22I6 · pith_short_16: V7QCDGGF22I6PTP3 · pith_short_8: V7QCDGGF

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/V7QCDGGF22I6PTP3L4NZO6ZEGH \
  | 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: afe02198c5d691e7cdfb5f1b977b2431e413ba6f913f53142914ed9312e908fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7503d4a6848c2be5401d24ae10532e43534c858d7189aaba8aa957c9840cb9a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-08-14T18:24:25Z",
    "title_canon_sha256": "7095c9610baa192983114d212d5bc072e7c89e746a952580796eab00849e3fbf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.3377",
    "kind": "arxiv",
    "version": 1
  }
}