Pith Number

pith:5EOT5U2B

pith:2023:5EOT5U2BOLPTH4RJWWMAHSBSBL

not attested not anchored not stored refs pending

AT2023fhn (the Finch): a Luminous Fast Blue Optical Transient at a large offset from its host galaxy

A. A. Chrimes, A. J. Levan, A. Mummery, B. P. Gompertz, D. B. Malesani, D. L. Coppejans, E. R. Stanway, K. Wiersema, N. Gaspari, P. G. Jonker, P. J. Groot

arxiv:2307.01771 v2 · 2023-07-04 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5EOT5U2BOLPTH4RJWWMAHSBSBL}

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.

Cited by

1 paper in Pith

AT2019ijn: a fast-rising, slow-decaying blue optical transient with exceptionally bright radio emission

Receipt and verification

First computed	2026-07-05T06:56:35.790200Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e91d3ed34172df33f229b59803c8320ad060680841b56b70dac03cb536bfe5d8

Aliases

arxiv: 2307.01771 · arxiv_version: 2307.01771v2 · doi: 10.48550/arxiv.2307.01771 · pith_short_12: 5EOT5U2BOLPT · pith_short_16: 5EOT5U2BOLPTH4RJ · pith_short_8: 5EOT5U2B

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/5EOT5U2BOLPTH4RJWWMAHSBSBL \
  | 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: e91d3ed34172df33f229b59803c8320ad060680841b56b70dac03cb536bfe5d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8fd7e53a2aba6357aba7168ef0d0d4deba2eb845cb3c424af980ae92a4bedd26",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2023-07-04T15:22:23Z",
    "title_canon_sha256": "260a0217fde2152aa2ec4528ffc65848c1628b337e878ba7614de894e1f19f04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.01771",
    "kind": "arxiv",
    "version": 2
  }
}