Pith Number

pith:PJR5633K

pith:2011:PJR5633KIT7GTVUKBCHMOZ3ZK4

not attested not anchored not stored refs pending

Multi-Wavelength Study of the 2008-2009 Outburst of V1647 Ori

2), (2) GRANTECAN, (3) Harvard-Smithsonian CfA, (4) Konkoly Observarory, (5) Astronomy, (6) Leiden University, (7) Department of Physics, (8) Institute of Astronomy, (9) Centro de Astrobiologia, Ahmedabad, A. Kospal (6), A. Moor (4), Astronomy, Astrophysics Division, B.G. Anandarao (5), Budapest, Bulgaria, CSIC-INTA, D. Garcia-Alvarez (1, E. Semkov (8), Hungary, IA, India, Iowa State University, J.J. Drake (3), J. Sanz-Forcada (9) ((1) IAC, La Palma, Leiden, MA, M. Kun (4), M. Marengo (7), National Astronomical Observatory Bulgarian Academy of Sciences, N.J. Wright (3), P. Abraham (4), PLR, Sofia, Spain, Spain), S. Peneva (8), Tenerife, The Netherlands, USA, V. Kashyap (3), V. Venkat (5)

arxiv:1108.0828 v1 · 2011-08-03 · 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{PJR5633KIT7GTVUKBCHMOZ3ZK4}

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	2026-05-18T04:16:21.903719Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a63df6f6a44fe69d68a088ec7677957338d494942cece90d02d36763276036c

Aliases

arxiv: 1108.0828 · arxiv_version: 1108.0828v1 · doi: 10.48550/arxiv.1108.0828 · pith_short_12: PJR5633KIT7G · pith_short_16: PJR5633KIT7GTVUK · pith_short_8: PJR5633K

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/PJR5633KIT7GTVUKBCHMOZ3ZK4 \
  | 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: 7a63df6f6a44fe69d68a088ec7677957338d494942cece90d02d36763276036c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8bf03d955f9672cca9234313f8e5c25055b717e83c997804edf139149cbb78bc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-08-03T12:34:00Z",
    "title_canon_sha256": "f23c8c7945604c9e6cc00234b0e57ecf47450b12231f497745d9537fa06f7fa2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.0828",
    "kind": "arxiv",
    "version": 1
  }
}