Pith Number

pith:6TI2F3MC

pith:2013:6TI2F3MCH3CQH4IB253YYZANKX

not attested not anchored not stored refs pending

Flares and variability from Sagittarius A*: five nights of simultaneous multi-wavelength observations

A. Weiss, D. Rouan, F. Eisenhauer, G. Perrin, K. Dodds-Eden, P. Kervella, R. Genzel, S. Gillessen, T. Paumard, X. Haubois, Y. Cl\'enet

arxiv:1301.4644 v1 · 2013-01-20 · astro-ph.GA · 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{6TI2F3MCH3CQH4IB253YYZANKX}

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	2026-05-18T03:35:56.054110Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4d1a2ed823ec503f101d7778c640d55cd81a6055b7d776816821f82c01e5759

Aliases

arxiv: 1301.4644 · arxiv_version: 1301.4644v1 · doi: 10.48550/arxiv.1301.4644 · pith_short_12: 6TI2F3MCH3CQ · pith_short_16: 6TI2F3MCH3CQH4IB · pith_short_8: 6TI2F3MC

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/6TI2F3MCH3CQH4IB253YYZANKX \
  | 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: f4d1a2ed823ec503f101d7778c640d55cd81a6055b7d776816821f82c01e5759

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "751cc0f0fe43eb9eecff4d93e4f31384c755e54e040f9e1c5d85634dbadda3a8",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-01-20T09:47:07Z",
    "title_canon_sha256": "d2f550fa6b3f892347641218c5a9553cfdf8d7fb911dba4c8918915ce509400b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.4644",
    "kind": "arxiv",
    "version": 1
  }
}