Pith Number

pith:HHVXOIXW

pith:2012:HHVXOIXW7MAKQH3H3SIAHL63FK

not attested not anchored not stored refs pending

Tiled Image Convention for Storing Compressed Images in FITS Binary Tables

Doug Tody, Perry Greenfield, Richard L. White, Rob Seaman, William Pence

arxiv:1201.1336 v1 · 2012-01-06 · 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{HHVXOIXW7MAKQH3H3SIAHL63FK}

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	2026-05-18T04:05:04.891585Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39eb7722f6fb00a81f67dc9003afdb2aa2ec8fb581648b75ab86dea36274ddd2

Aliases

arxiv: 1201.1336 · arxiv_version: 1201.1336v1 · doi: 10.48550/arxiv.1201.1336 · pith_short_12: HHVXOIXW7MAK · pith_short_16: HHVXOIXW7MAKQH3H · pith_short_8: HHVXOIXW

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/HHVXOIXW7MAKQH3H3SIAHL63FK \
  | 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: 39eb7722f6fb00a81f67dc9003afdb2aa2ec8fb581648b75ab86dea36274ddd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3294714bfc6b3dd4d9a96143ee4510fe5f15723dbbc15a941132ee5a54485871",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-01-06T02:51:42Z",
    "title_canon_sha256": "ae64a9fa45eabaa398209166b71de960a10a6e78740c66a0d559b290236278e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.1336",
    "kind": "arxiv",
    "version": 1
  }
}