Pith Number

pith:IG6C65L7

pith:2015:IG6C65L7V7MYOHR2YVJCAIY5M3

not attested not anchored not stored refs pending

A primordial r-process?

F.-K. Thielemann, J. H. Applegate, J. J. Cowan, M. Wiescher, T. Rauscher

arxiv:1504.04461 v1 · 2015-04-17 · astro-ph.HE · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IG6C65L7V7MYOHR2YVJCAIY5M3}

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	2026-05-18T02:18:32.318099Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41bc2f757fafd9871e3ac55220231d66f3a0a56ff96a944ce61b6f6b50561cb5

Aliases

arxiv: 1504.04461 · arxiv_version: 1504.04461v1 · doi: 10.48550/arxiv.1504.04461 · pith_short_12: IG6C65L7V7MY · pith_short_16: IG6C65L7V7MYOHR2 · pith_short_8: IG6C65L7

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/IG6C65L7V7MYOHR2YVJCAIY5M3 \
  | 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: 41bc2f757fafd9871e3ac55220231d66f3a0a56ff96a944ce61b6f6b50561cb5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc664a14d473898f97748ec44a9cbc31783692fd2058b50ffb07185222e075b0",
    "cross_cats_sorted": [
      "nucl-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-04-17T08:35:30Z",
    "title_canon_sha256": "ba17f1ad4b5efe82d3fd6f053921142a65ccd0986c688cfafa38ad3dbadb38b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.04461",
    "kind": "arxiv",
    "version": 1
  }
}