Pith Number

pith:6VUMG3NF

pith:2014:6VUMG3NFMUW6MTZ723PZTO5IHJ

not attested not anchored not stored refs pending

How accurate are SuperCOSMOS positions?

Adam Schaefer, Helen Johnston, Richard Hunstead

arxiv:1401.2223 v1 · 2014-01-10 · 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{6VUMG3NFMUW6MTZ723PZTO5IHJ}

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	2026-05-18T01:45:26.888628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f568c36da5652de64f3fd6df99bba83a5a3098fb1546cbdcd7929dc037649599

Aliases

arxiv: 1401.2223 · arxiv_version: 1401.2223v1 · doi: 10.48550/arxiv.1401.2223 · pith_short_12: 6VUMG3NFMUW6 · pith_short_16: 6VUMG3NFMUW6MTZ7 · pith_short_8: 6VUMG3NF

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/6VUMG3NFMUW6MTZ723PZTO5IHJ \
  | 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: f568c36da5652de64f3fd6df99bba83a5a3098fb1546cbdcd7929dc037649599

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "527e47664144c3b2174d520d7fcfca7945107d622e6634807b2838e8abc70755",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-01-10T03:35:21Z",
    "title_canon_sha256": "cc51f38967323f4b4e860f234e9c82607addc551cbf2e3ffa3bcf90f23e7f573"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.2223",
    "kind": "arxiv",
    "version": 1
  }
}