Pith Number

pith:H23JEVVR

pith:2025:H23JEVVRMO2OIPWQ23SOT2HVFQ

not attested not anchored not stored refs pending

Estimating Global Ejecta Mass Ratios in Tycho's SNR

Brian Williams, Patrick Slane, Tyler Holland-Ashford

arxiv:2505.23897 v1 · 2025-05-29 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H23JEVVRMO2OIPWQ23SOT2HVFQ}

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	2026-07-05T11:12:37.396677Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3eb69256b163b4e43ed0d6e4e9e8f52c1df01ae5987ee171da793843cc47c373

Aliases

arxiv: 2505.23897 · arxiv_version: 2505.23897v1 · doi: 10.48550/arxiv.2505.23897 · pith_short_12: H23JEVVRMO2O · pith_short_16: H23JEVVRMO2OIPWQ · pith_short_8: H23JEVVR

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/H23JEVVRMO2OIPWQ23SOT2HVFQ \
  | 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: 3eb69256b163b4e43ed0d6e4e9e8f52c1df01ae5987ee171da793843cc47c373

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d888fc038759859cdcf863b04d383c4da0dd560d3bafe17df03c3accba93416e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-05-29T18:00:02Z",
    "title_canon_sha256": "2790e95868bd6843a465a3e575f58c40bbc5a8c347466a64e851ac280c702ce4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.23897",
    "kind": "arxiv",
    "version": 1
  }
}