Pith Number

pith:Q5LYJD2E

pith:2017:Q5LYJD2EXGMOS3V7VENAAALKHJ

not attested not anchored not stored refs pending

Herschel-PACS photometry of faint stars

Csaba Kiss, Hendrik Linz, Markus Nielbock, Thomas Muller, Ulrich Klaas, Zoltan Balog

arxiv:1712.08422 v1 · 2017-12-22 · astro-ph.SR · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q5LYJD2EXGMOS3V7VENAAALKHJ}

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	2026-05-18T00:14:46.664626Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8757848f44b998e96ebfa91a00016a3a7520111f1ea0be1be065d9f8447375fe

Aliases

arxiv: 1712.08422 · arxiv_version: 1712.08422v1 · doi: 10.48550/arxiv.1712.08422 · pith_short_12: Q5LYJD2EXGMO · pith_short_16: Q5LYJD2EXGMOS3V7 · pith_short_8: Q5LYJD2E

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/Q5LYJD2EXGMOS3V7VENAAALKHJ \
  | 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: 8757848f44b998e96ebfa91a00016a3a7520111f1ea0be1be065d9f8447375fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f77641452d63a730f09152d61c6a3a9f1ba4fb13a7316b72931baea5a1f9898",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-12-22T12:31:52Z",
    "title_canon_sha256": "c764071ef33be5f02e179497fdfdd72d601365c760a24c38497b4da7fd7d451b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.08422",
    "kind": "arxiv",
    "version": 1
  }
}