Pith Number

pith:GBGHNHEC

pith:2001:GBGHNHECIQ6VMY3J2JW2WXLDXB

not attested not anchored not stored refs pending

The Farthest Known Supernova: Support for an Accelerating Universe and a Glimpse of the Epoch of Deceleration

Aaron S. Evans, Adam G. Riess, Alexei V. Filippenko, Alice E. Shapley, Brian P. Schmidt, Charles C. Steidel, Daniel Stern, David B. Sanders, Hyron Spinrad, Jason Surace, John Tonry, Mario Livio, Mark Dickinson, Peter E. Nugent, Rodger I. Thompson, Ronald L. Gilliland, Stefano Casertano, Sylvain Veilleux, Tamas Budavari

arxiv:astro-ph/0104455 v1 · 2001-04-27 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GBGHNHECIQ6VMY3J2JW2WXLDXB}

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	2026-05-18T02:40:36.377098Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

304c769c82443d566369d26dab5d63b872985f73826d31b9ec74b54f6d8bf651

Aliases

arxiv: astro-ph/0104455 · arxiv_version: astro-ph/0104455v1 · doi: 10.48550/arxiv.astro-ph/0104455 · pith_short_12: GBGHNHECIQ6V · pith_short_16: GBGHNHECIQ6VMY3J · pith_short_8: GBGHNHEC

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/GBGHNHECIQ6VMY3J2JW2WXLDXB \
  | 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: 304c769c82443d566369d26dab5d63b872985f73826d31b9ec74b54f6d8bf651

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca4f5d5abdd810c8d1959ca0321d7ee292379d5d9996b2cfd13e7906996ee9f8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-04-27T19:32:35Z",
    "title_canon_sha256": "6240d5acd004b102ef7cc17b8d283554cc92f8bdb493f9589dc1e44949dcf836"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0104455",
    "kind": "arxiv",
    "version": 1
  }
}