Pith Number

pith:JOKR4NK7

pith:2021:JOKR4NK7SGFDY7DK76TKOOKR34

not attested not anchored not stored refs pending

Discovering Supernovae at Epoch of Reionization with Nancy Grace Roman Space Telescope

Brant E. Robertson, Robert M. Quimby, Takashi J. Moriya

arxiv:2108.01801 v2 · 2021-08-04 · astro-ph.HE · astro-ph.CO · astro-ph.GA · 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{JOKR4NK7SGFDY7DK76TKOOKR34}

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	2026-07-05T03:58:02.853394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b951e355f918a3c7c6affa6a73951df087540c4f5c333a25bfd2f2e20ed7151

Aliases

arxiv: 2108.01801 · arxiv_version: 2108.01801v2 · doi: 10.48550/arxiv.2108.01801 · pith_short_12: JOKR4NK7SGFD · pith_short_16: JOKR4NK7SGFDY7DK · pith_short_8: JOKR4NK7

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/JOKR4NK7SGFDY7DK76TKOOKR34 \
  | 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: 4b951e355f918a3c7c6affa6a73951df087540c4f5c333a25bfd2f2e20ed7151

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e1e74dc40f134b16979a0f43ba3e74f00f44e7ee8fffddc3142ffb0c137e30a",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-08-04T01:11:33Z",
    "title_canon_sha256": "60c8e6b5f2ed3a76a02a050f0fb90f55f61b86daba6935dddcd212c6a947e6a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.01801",
    "kind": "arxiv",
    "version": 2
  }
}