Pith Number

pith:D62NBGSW

pith:2012:D62NBGSWYBZKQZYGYFKW3FLIE2

not attested not anchored not stored refs pending

First Science with SHARDS: emission line galaxies

Antonio Cava, Pablo G. P\'erez Gonz\'alez, the SHARDS Team

arxiv:1201.2177 v1 · 2012-01-10 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D62NBGSWYBZKQZYGYFKW3FLIE2}

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	2026-05-18T04:04:52.892741Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1fb4d09a56c072a86706c1556d956826b464cd0ffbe5b5dee98122d995970a5d

Aliases

arxiv: 1201.2177 · arxiv_version: 1201.2177v1 · doi: 10.48550/arxiv.1201.2177 · pith_short_12: D62NBGSWYBZK · pith_short_16: D62NBGSWYBZKQZYG · pith_short_8: D62NBGSW

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/D62NBGSWYBZKQZYGYFKW3FLIE2 \
  | 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: 1fb4d09a56c072a86706c1556d956826b464cd0ffbe5b5dee98122d995970a5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6cc2c8fdfa005a07d5c6e3a4027a2a37cab8e42d3d568ec36ab5c64b55f3d13f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-01-10T21:00:04Z",
    "title_canon_sha256": "531ec2c4478f28ecd1f99cb1d297d774b0ba147ba8d40be086b476cf1a88c046"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.2177",
    "kind": "arxiv",
    "version": 1
  }
}