Pith Number

pith:DSYHUHVH

pith:2019:DSYHUHVHDATMPIJMGYZ4LPPHV2

not attested not anchored not stored refs pending

Multi-epoch Ultraviolet HST Observations of Accreting Low-mass Stars

Catherine Espaillat, Connor Robinson

arxiv:1903.01987 v1 · 2019-03-05 · 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{DSYHUHVHDATMPIJMGYZ4LPPHV2}

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	2026-05-17T23:49:01.665883Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1cb07a1ea71826c7a12c3633c5bde7ae831555bf12542256f8a8192fc93e45b4

Aliases

arxiv: 1903.01987 · arxiv_version: 1903.01987v1 · doi: 10.48550/arxiv.1903.01987 · pith_short_12: DSYHUHVHDATM · pith_short_16: DSYHUHVHDATMPIJM · pith_short_8: DSYHUHVH

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/DSYHUHVHDATMPIJMGYZ4LPPHV2 \
  | 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: 1cb07a1ea71826c7a12c3633c5bde7ae831555bf12542256f8a8192fc93e45b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24bb1a97291fd6ee3a7a444d3115a099b69e9b20ffce5aca4bfe432f7b7d0914",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-03-05T18:59:32Z",
    "title_canon_sha256": "2ed74d0bcbdc2deeff6e5403910245262008880109ed6616c0537cb55191efa3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.01987",
    "kind": "arxiv",
    "version": 1
  }
}