Pith Number

pith:XMC2YLY5

pith:2026:XMC2YLY53KHVVVVR73BXCXSOHB

not attested not anchored not stored refs pending

GOTO identification and broadband modelling of the counterpart to the SVOM GRB 250818B

A. C. Gordon, A. Chrimes, A. E. Volvach, A. Kumar, A. Levan, A. Pozanenko, A. Sahu, A. Shein, B. Godson, B. P. Gompertz, B. Warwick, C. Liu, D. Jarvis, D. K. Galloway, D. Mata S'anchez, D. Mkrtichian, D. O'Neill, D. Pollacco, D. Steeghs, E. Stanway, G. P. Lamb, G. Ramsay, G. Schroeder, J. Casares, J. Lyman, J. McCormac, J. Mullaney, K. Ackley, K. Noysena, K. Pu, K. Ulaczyk, K. Wiersema, L. Kelsey, L. K. Nuttall, L. N. Volvach, M. E. Wortley, M. J. Dyer, M. Magee, M. Patel, M. Pursiainen, M. R. Kennedy, M. Shrestha, N. Pankov, P. Chote, P. Irawati, P. O'Brien, R. Eyles-Ferris, R. Kotak, R. P. Breton, R. Starling, S. Awiphan, S. Belkin, S. Littlefair, S. Mandhai, S. Mattila, S. McGee, S. Moran, T. Killestein, T. Laskar, U. Sawangwit, V. S. Dhillon, W.-F. Fong, Y. Julakanti, Y. Sun

arxiv:2602.16559 v2 · 2026-02-18 · 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{XMC2YLY53KHVVVVR73BXCXSOHB}

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	2026-07-15T14:22:31.639581Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb05ac2f1dda8f5ad6b1fec3715e4e3848a34c5de2329192d57c1440d9f37752

Aliases

arxiv: 2602.16559 · arxiv_version: 2602.16559v2 · doi: 10.48550/arxiv.2602.16559 · pith_short_12: XMC2YLY53KHV · pith_short_16: XMC2YLY53KHVVVVR · pith_short_8: XMC2YLY5

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/XMC2YLY53KHVVVVR73BXCXSOHB \
  | 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: bb05ac2f1dda8f5ad6b1fec3715e4e3848a34c5de2329192d57c1440d9f37752

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ac94b08d58a8dc7cd0ba1ee5e347cd69275e057c82bcc337b435ae3f99860d3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-02-18T15:59:27Z",
    "title_canon_sha256": "0681b20837e8f126d61fce2d93006f436ef2cedc7a132283f64168a4e9ba68ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.16559",
    "kind": "arxiv",
    "version": 2
  }
}