Pith Number

pith:HTI62CX7

pith:2018:HTI62CX7PUSIXPHDMVYUPJYGUH

not attested not anchored not stored refs pending

Simultaneous X-ray and Infrared Observations of Sagittarius A*'s Variability

D. Haggard, E. Becklin, F. Baganoff, G. Fazio, G. Ponti, G. Witzel, H. A. Smith, H. Boyce, J. L. Hora, J. Neilsen, M. R. Morris, P. Lowrance, S. Markoff, S. P. Willner

arxiv:1812.05764 v1 · 2018-12-14 · 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{HTI62CX7PUSIXPHDMVYUPJYGUH}

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	2026-07-05T02:33:14.680605Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3cd1ed0aff7d248bbce3657147a706a1d96459f29879ae3711806f656c3e0e1c

Aliases

arxiv: 1812.05764 · arxiv_version: 1812.05764v1 · doi: 10.48550/arxiv.1812.05764 · pith_short_12: HTI62CX7PUSI · pith_short_16: HTI62CX7PUSIXPHD · pith_short_8: HTI62CX7

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/HTI62CX7PUSIXPHDMVYUPJYGUH \
  | 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: 3cd1ed0aff7d248bbce3657147a706a1d96459f29879ae3711806f656c3e0e1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3d2d113cf930efef03e8aa6764192bc826d9f868de3549af323329c6d9e6061",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-12-14T02:57:35Z",
    "title_canon_sha256": "5a4f9488067fad5dc7bb9918aa770439b018118da72716d7338f80ab19cb7af2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.05764",
    "kind": "arxiv",
    "version": 1
  }
}