Pith Number

pith:M5ESYSTW

pith:2018:M5ESYSTW2O5TQRAL24GMKE5K4S

not attested not anchored not stored refs pending

Variability Timescale and Spectral Index of Sgr A* in the Near Infrared: Approximate Bayesian Computation Analysis of the Variability of the Closest Supermassive Black Hole

A. Ghez, C. Gammie, D. Haggard, E. E. Becklin, F. Baganoff, G. G. Fazio, G. Martinez, G. Witzel, H. A. Smith, J. Hora, J. Ingalls, M. L. N. Ashby, M. R. Morris, R. Herrero-Illana, R. Narayan, S. Carey, S. P. Willner, T. Do, W. J. Glaccum

arxiv:1806.00479 v2 · 2018-06-01 · 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{M5ESYSTW2O5TQRAL24GMKE5K4S}

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	2026-05-18T00:06:28.615337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67492c4a76d3bb38440bd70cc513aae4aaaa13a5b9d09f376cf880991533d6b2

Aliases

arxiv: 1806.00479 · arxiv_version: 1806.00479v2 · doi: 10.48550/arxiv.1806.00479 · pith_short_12: M5ESYSTW2O5T · pith_short_16: M5ESYSTW2O5TQRAL · pith_short_8: M5ESYSTW

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/M5ESYSTW2O5TQRAL24GMKE5K4S \
  | 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: 67492c4a76d3bb38440bd70cc513aae4aaaa13a5b9d09f376cf880991533d6b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dab5ddb4c298d04809374a0bd026edee23efd2219ea6a716c5cad3ffec56afee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-06-01T18:00:00Z",
    "title_canon_sha256": "dfd24abb42e6354cc8df4168c4d118ebda1a59d1e8f8f3050c00b0daa6e00a87"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.00479",
    "kind": "arxiv",
    "version": 2
  }
}