Pith Number

pith:QC7XCVKW

pith:2017:QC7XCVKWAO7XTCPOZMVHGTXTHU

not attested not anchored not stored refs pending

Gaia Data Release 1: Validation of the photometry

A. G. A. Brown, C. Cacciari, C. Fabricius, C. Jordi, D. W. Evans, F. De Angeli, F. van Leeuwen, G. Busso, H. Voss, J. M. Carrasco, M. Riello, M. Weiler, P. Burgess, P. Montegriffo, P. Osborne

arxiv:1701.05873 v1 · 2017-01-20 · 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{QC7XCVKWAO7XTCPOZMVHGTXTHU}

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	2026-05-18T00:47:48.329325Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80bf71555603bf7989eecb2a734ef33d0a73185275d0f92ea724d044da24d68b

Aliases

arxiv: 1701.05873 · arxiv_version: 1701.05873v1 · doi: 10.48550/arxiv.1701.05873 · pith_short_12: QC7XCVKWAO7X · pith_short_16: QC7XCVKWAO7XTCPO · pith_short_8: QC7XCVKW

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/QC7XCVKWAO7XTCPOZMVHGTXTHU \
  | 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: 80bf71555603bf7989eecb2a734ef33d0a73185275d0f92ea724d044da24d68b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1fda5e4b1942c5423a12c4d2ffbb469e06a9d9b1e929b662e0576606c031e9a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-01-20T17:59:40Z",
    "title_canon_sha256": "de9179533ae06097d439d6f1e04a2afa06b81ed99312508fe1d07281cb3986f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.05873",
    "kind": "arxiv",
    "version": 1
  }
}