Pith Number

pith:RXGTCFSD

pith:2015:RXGTCFSDTFVT2NEBL55QY747SQ

not attested not anchored not stored refs pending

Global Scale Impacts

Erik Asphaug, Gareth Collins, Martin Jutzi

arxiv:1504.02389 v1 · 2015-04-09 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RXGTCFSDTFVT2NEBL55QY747SQ}

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	2026-05-18T01:07:17.481280Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8dcd311643996b3d34815f7b0c7f9f9401a4d48cde7c3689fadde36ffc53b367

Aliases

arxiv: 1504.02389 · arxiv_version: 1504.02389v1 · doi: 10.48550/arxiv.1504.02389 · pith_short_12: RXGTCFSDTFVT · pith_short_16: RXGTCFSDTFVT2NEB · pith_short_8: RXGTCFSD

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/RXGTCFSDTFVT2NEBL55QY747SQ \
  | 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: 8dcd311643996b3d34815f7b0c7f9f9401a4d48cde7c3689fadde36ffc53b367

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50dc5da8833d2c4e88b84b78f870fa4a6e5c8c50f54ecb4e643bac3ab48bd596",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-04-09T17:06:52Z",
    "title_canon_sha256": "1ef32a71dab9711c9875d28a535c1bf75b41ff2e3ff9414c2de0313cef4de4e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.02389",
    "kind": "arxiv",
    "version": 1
  }
}