Pith Number

pith:EC7WROJE

pith:2020:EC7WROJEZU5MRGXUSYBAHQCTHA

not attested not anchored not stored refs pending

The Changing-look Optical Wind of the Flaring X-ray Transient Swift J1858.6-0814

C. Knigge, D. Altamirano, D. J. K. Buisson, D. Mata S\'anchez, F. A. Fogantini, F. Jim\'enez-Ibarra, F. M. Vincentelli, G. Panizo-Espinar, J. Casares, J. S\'anchez-Sierras, J. van den Eijnden, M. A. P. Torres, M. Armas Padilla, M. \"Ozbey Arabaci, N. Castro Segura, N. Degenaar, T. Mu\~noz-Darias, V. A. C\'uneo

arxiv:2003.12073 v1 · 2020-03-26 · astro-ph.HE · 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{EC7WROJEZU5MRGXUSYBAHQCTHA}

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	2026-07-05T00:56:48.482533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20bf68b924cd3ac89af4960203c053381a4240101df6d046e1466922d1898236

Aliases

arxiv: 2003.12073 · arxiv_version: 2003.12073v1 · doi: 10.48550/arxiv.2003.12073 · pith_short_12: EC7WROJEZU5M · pith_short_16: EC7WROJEZU5MRGXU · pith_short_8: EC7WROJE

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/EC7WROJEZU5MRGXUSYBAHQCTHA \
  | 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: 20bf68b924cd3ac89af4960203c053381a4240101df6d046e1466922d1898236

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5a7948aa00dc7d934d4eeb8e6371517d509e46c102685ca29d1ea1631011b1c",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-03-26T18:00:04Z",
    "title_canon_sha256": "645a21986e83abb9049b6891ebe9486ace74f12583f84d7f22a8dd3956de0209"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.12073",
    "kind": "arxiv",
    "version": 1
  }
}