Pith Number

pith:SUI6XGRW

pith:2012:SUI6XGRWXAZPHKTFVB2SWT2NMO

not attested not anchored not stored refs pending

Variability at the Edge: Optical Near/IR Rapid Cadence Monitoring of Newly Outbursting FU Orionis Object HBC 722

Changsu Choi, David Pooley, Giseon Baek, Jeong-Eun Lee, Joel D. Green, Myungshin Im, Paul Robertson, Soojong Pak, Stefano Meschiari, Yiseul Jeon

arxiv:1212.2610 v1 · 2012-12-11 · 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{SUI6XGRWXAZPHKTFVB2SWT2NMO}

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	2026-05-18T01:52:39.898476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9511eb9a36b832f3aa65a8752b4f4d63a0af3bf2124d53b4a405d83e07e8ea7b

Aliases

arxiv: 1212.2610 · arxiv_version: 1212.2610v1 · doi: 10.48550/arxiv.1212.2610 · pith_short_12: SUI6XGRWXAZP · pith_short_16: SUI6XGRWXAZPHKTF · pith_short_8: SUI6XGRW

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/SUI6XGRWXAZPHKTFVB2SWT2NMO \
  | 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: 9511eb9a36b832f3aa65a8752b4f4d63a0af3bf2124d53b4a405d83e07e8ea7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2ac1ed271c0dcf1652485e8cabca7975f83e7aa5f4705424547016a731b6560",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-12-11T20:20:01Z",
    "title_canon_sha256": "f419d1419c23f2ad978d747bc2fc257e95dfeb9d9ff8dd72ee556030f1355a45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.2610",
    "kind": "arxiv",
    "version": 1
  }
}