Pith Number

pith:XNDMPTMI

pith:2026:XNDMPTMIQKRNV42NE7RKUCU3ED

not attested not anchored not stored refs pending

V7995 Sgr: A New FU Orionis Accretion Outburst Near NGC 6589/6590

(2) Columbia University (3) Flatiron Institute, 3) Adolfo S. Carvalho (4), (4) Harvard University), Dan Stern (1), Evan Portnoi (1), Kishalay De (2, Lynne A. Hillenbrand (1), Nicholas Earley (1) ((1) California Institute of Technology

arxiv:2606.20350 v1 · 2026-06-18 · 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{XNDMPTMIQKRNV42NE7RKUCU3ED}

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	2026-06-19T16:13:09.622598Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb46c7cd8882a2daf34d27e2aa0a9b20ea82ce76cc7a1be4f5ced27679290813

Aliases

arxiv: 2606.20350 · arxiv_version: 2606.20350v1 · doi: 10.48550/arxiv.2606.20350 · pith_short_12: XNDMPTMIQKRN · pith_short_16: XNDMPTMIQKRNV42N · pith_short_8: XNDMPTMI

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/XNDMPTMIQKRNV42NE7RKUCU3ED \
  | 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: bb46c7cd8882a2daf34d27e2aa0a9b20ea82ce76cc7a1be4f5ced27679290813

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ec796db1dbaf0332b595a45546af1dce0e8067842c41b8a8e58443411c62e02",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-06-18T15:17:35Z",
    "title_canon_sha256": "ea3430c9ae3fa35248cced39836e4d421070352bffe58bf6d6717610a5deb685"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.20350",
    "kind": "arxiv",
    "version": 1
  }
}