Pith Number

pith:FPY75BEQ

pith:2016:FPY75BEQ4A4CWTMM4GCKSW6KEW

not attested not anchored not stored refs pending

Debian Astro: An open computing platform for astronomy

Ole Streicher

arxiv:1611.07203 v1 · 2016-11-22 · 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{FPY75BEQ4A4CWTMM4GCKSW6KEW}

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	2026-05-18T00:57:24.596952Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bf1fe8490e0382b4d8ce184a95bca25a21c63de5c956ee5a3ebbd1ea66adb9a

Aliases

arxiv: 1611.07203 · arxiv_version: 1611.07203v1 · doi: 10.48550/arxiv.1611.07203 · pith_short_12: FPY75BEQ4A4C · pith_short_16: FPY75BEQ4A4CWTMM · pith_short_8: FPY75BEQ

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/FPY75BEQ4A4CWTMM4GCKSW6KEW \
  | 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: 2bf1fe8490e0382b4d8ce184a95bca25a21c63de5c956ee5a3ebbd1ea66adb9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "637f41fbfb4ae1b839a6b0db458982516764560ae90ca3ee2a1adb535ffae442",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-11-22T08:56:09Z",
    "title_canon_sha256": "e57d7a0708addf9e38d7129a3b0b54254be1821f56f25b2df4443eac373786b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.07203",
    "kind": "arxiv",
    "version": 1
  }
}