Pith Number

pith:ILE3GEIO

pith:2018:ILE3GEIO6NNTHCEZG7RQZPXCQ5

not attested not anchored not stored refs pending

Spectroscopic Observations of the Comet 29P/Schwassmann-Wachmann 1 at the SOAR Telescope

2), 7) ((1) Astronomical Institute of the Slovak Academy of Sciences, Astronomical Observatory, Av. BPS, Brasil (4) Astronomical Observatory, BRASIL (6) Department of Astronomy, Cidade Universitaria, CNRS, Departamento de Astronomia, Enos Picazzio (3), France), Geofsica e Ciencias Atmosfericas, Goloseevo, Igor V. Luk'yanyk (4), Instituto de Astronomia, Itajuba, Kyiv, Meudon, National Academy of Sciences of Ukraine, Observatoire de Paris, Observatorna str. 3, Odessa, Odessa National University, Oleksandra V. Ivanova (1, Oscar Cavichia (5), Place Jules Janssen, PSL Research University, Rua do Matao, Sao Paulo, Sergei M. Andrievsky (6, Shevchenko Park, Slovak Republic (2) Main Astronomical Observatory, SP, Taras Shevchenko National University of Kyiv, Tatranska Lomnica, Ukraine (3) Universidade de Sao Paulo, Ukraine (5) Instituto de Fsica e Qumica, Ukraine (7) GEPI, Universidade Federal de Itajuba

arxiv:1805.06715 v1 · 2018-05-17 · astro-ph.EP

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-18T00:15:43.541769Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42c9b3110ef35b33889937e30cbee28755ff80f7f8fcd2f39f13202759acfc8d

Aliases

arxiv: 1805.06715 · arxiv_version: 1805.06715v1 · doi: 10.48550/arxiv.1805.06715 · pith_short_12: ILE3GEIO6NNT · pith_short_16: ILE3GEIO6NNTHCEZ · pith_short_8: ILE3GEIO

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/ILE3GEIO6NNTHCEZG7RQZPXCQ5 \
  | 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: 42c9b3110ef35b33889937e30cbee28755ff80f7f8fcd2f39f13202759acfc8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15e72027ea00ad21c223ead688947efc26ed4bb964f76197f4fac24d9088243b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-05-17T11:59:08Z",
    "title_canon_sha256": "48ba5da2d135437893a2c6397885285ab329c112dee72e96d38a18fa4cbc9413"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.06715",
    "kind": "arxiv",
    "version": 1
  }
}