Pith Number

pith:GHTKJNMP

pith:2017:GHTKJNMP5UHLS3GVEGXWVWFQKL

not attested not anchored not stored refs pending

On the Production of He, C and N by Low and Intermediate Mass Stars: A Comparison of Observed and Model-Predicted Planetary Nebula Abundances

B. Balick, B.G. Stephenson, K.B. Kwitter, M.M. Miller Bertolami, R.B.C. Henry

arxiv:1708.08910 v2 · 2017-08-29 · 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{GHTKJNMP5UHLS3GVEGXWVWFQKL}

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	2026-05-18T00:32:05.480106Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31e6a4b58fed0eb96cd521af6ad8b052e430a99c01524c8213f0d081f5592fae

Aliases

arxiv: 1708.08910 · arxiv_version: 1708.08910v2 · doi: 10.48550/arxiv.1708.08910 · pith_short_12: GHTKJNMP5UHL · pith_short_16: GHTKJNMP5UHLS3GV · pith_short_8: GHTKJNMP

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/GHTKJNMP5UHLS3GVEGXWVWFQKL \
  | 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: 31e6a4b58fed0eb96cd521af6ad8b052e430a99c01524c8213f0d081f5592fae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63b69b32d75179a88fd631ad4594b0dfad81b2b5f93656f1a70c480fcb258a55",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-08-29T17:52:13Z",
    "title_canon_sha256": "9a765be00258f662e75e4cbea78e719d79fbb0371eeeb653e99b6656c2a81855"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.08910",
    "kind": "arxiv",
    "version": 2
  }
}