Pith Number

pith:PTQAV2IO

pith:2020:PTQAV2IOYIQELFYTQBQJ2UZNBL

not attested not anchored not stored refs pending

Gaia Early Data Release 3: Modelling and calibration of Gaia's point and line spread functions

A. Bombrun, A. G. A. Brown, A. Mora, C. Crowley, C. Fabricius, D. Busonero, D. W. Evans, F. De Angeli, F. van Leeuwen, G. Gracia, J. Casta\~neda, J. Hern\'andez, J. Portell, L. Lindegren, M. Biermann, M. Davidson, M. Riello, N. C. Hambly, N. Rowell, U. Bastian, U. Lammers

arxiv:2012.02069 v1 · 2020-12-03 · 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{PTQAV2IOYIQELFYTQBQJ2UZNBL}

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	2026-07-05T02:35:28.420978Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ce00ae90ec22045971380609d532d0af047efd2fb61344fee295c31366f4a9d

Aliases

arxiv: 2012.02069 · arxiv_version: 2012.02069v1 · doi: 10.48550/arxiv.2012.02069 · pith_short_12: PTQAV2IOYIQE · pith_short_16: PTQAV2IOYIQELFYT · pith_short_8: PTQAV2IO

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/PTQAV2IOYIQELFYTQBQJ2UZNBL \
  | 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: 7ce00ae90ec22045971380609d532d0af047efd2fb61344fee295c31366f4a9d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "035b813224fdd29fc1d74f97753c096ada42a4af7aafcc6cc8c2630365c8bd77",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2020-12-03T16:57:43Z",
    "title_canon_sha256": "1e1796a77a0308852cd4ad9a2c39caa1cae4884289805ddb07282f612aa0c55a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.02069",
    "kind": "arxiv",
    "version": 1
  }
}