Pith Number

pith:UJETM3A2

pith:2017:UJETM3A22Z3GVKR245PGIM6N5T

not attested not anchored not stored refs pending

GRAWITA: VLT Survey Telescope observations of the gravitational wave sources GW150914 and GW151226

A. Bulgarelli, A. Grado, A. Melandri, A. Possenti, A. Rossi, A. Stamerra, B. Patricelli, E. Brocato, E. Cappellaro, E. Palazzi, E. Pian, F. Getman, F. Longo, G. Cella, G. De Cesare, G. Ghirlanda, G. Ghisellini, G. Giuffrida, G. Greco, G. Iannicola, G. Israel, G. Stratta, G. Tagliaferri, L. A. Antonelli, L. Amati, L. Limatola, L. Nicastro, L. Pulone, L. Stella, L. Tomasella, M. Branchesi, M. Capaccioli, M. Dadina, M. Lisi, M. Mapelli, M. Radovich, M. Razzano, M. Spera, N. Masetti, P. D'Avanzo, P. Marrese, P. Schipani, R. Salvaterra, S. Ascenzi, S. Benetti, S. Campana, S. Covino, S. Marinoni, S. Piranomonte, S. Yang, V. D'Elia, V. Testa

arxiv:1710.05915 v1 · 2017-10-16 · 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{UJETM3A22Z3GVKR245PGIM6N5T}

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	2026-05-18T00:10:03.898686Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a249366c1ad6766aaa3ae75e6433cdecd7af7a40e10a9d0d28886ddee848108a

Aliases

arxiv: 1710.05915 · arxiv_version: 1710.05915v1 · doi: 10.48550/arxiv.1710.05915 · pith_short_12: UJETM3A22Z3G · pith_short_16: UJETM3A22Z3GVKR2 · pith_short_8: UJETM3A2

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/UJETM3A22Z3GVKR245PGIM6N5T \
  | 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: a249366c1ad6766aaa3ae75e6433cdecd7af7a40e10a9d0d28886ddee848108a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fdab56f651406d4b1584fabfb8bd97e7239a91b548760ec36721fcada66634d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-10-16T06:00:21Z",
    "title_canon_sha256": "ac037617404feb78ad410f33375ad8cfd278c2452bf7d615ff5f663da4e5dbfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.05915",
    "kind": "arxiv",
    "version": 1
  }
}