Pith Number

pith:4CTTHST6

pith:2017:4CTTHST6HUQFH74UQPG5FWVJ3Q

not attested not anchored not stored refs pending

Hubble Space Telescope Cosmic Origins Spectrograph Spectroscopy of the Southern Nova-like BB Doradus in an Intermediate State

Anna Pala, Boris Gansicke, Domitilla de Martino, Edward Sion, Ivan Hubeny, Odette Toloza, Pablo Rodriguez-Gil, Patrick Godon, Paula Szkody

arxiv:1701.05222 v1 · 2017-01-18 · 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{4CTTHST6HUQFH74UQPG5FWVJ3Q}

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	2026-05-18T00:52:12.721820Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0a733ca7e3d2053ff9483cdd2daa9dc38cc7ab5fc5224038d42339782f10436

Aliases

arxiv: 1701.05222 · arxiv_version: 1701.05222v1 · doi: 10.48550/arxiv.1701.05222 · pith_short_12: 4CTTHST6HUQF · pith_short_16: 4CTTHST6HUQFH74U · pith_short_8: 4CTTHST6

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/4CTTHST6HUQFH74UQPG5FWVJ3Q \
  | 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: e0a733ca7e3d2053ff9483cdd2daa9dc38cc7ab5fc5224038d42339782f10436

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aae1fc25d7b2e47037ce3b743b9fe7d09740364799b01cb23d4c087beb0835c3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-01-18T20:09:01Z",
    "title_canon_sha256": "a95c9715ffad4bb1ba386cb619b10ba4ae5e0a58c20c5e231a82e464f1c28276"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.05222",
    "kind": "arxiv",
    "version": 1
  }
}