Pith Number

pith:BYNURRIQ

pith:2012:BYNURRIQLMYSQXVUY4G2J3EDQB

not attested not anchored not stored refs pending

Modelling the application of integrated photonic spectrographs to astronomy

J. R. Allington-Smith, R. J. Harris

arxiv:1207.5414 v1 · 2012-07-23 · 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{BYNURRIQLMYSQXVUY4G2J3EDQB}

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	2026-05-18T01:56:09.004071Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e1b48c5105b31285eb4c70da4ec83804963115ae2b4767d6a9f37ef2a52793b

Aliases

arxiv: 1207.5414 · arxiv_version: 1207.5414v1 · doi: 10.48550/arxiv.1207.5414 · pith_short_12: BYNURRIQLMYS · pith_short_16: BYNURRIQLMYSQXVU · pith_short_8: BYNURRIQ

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/BYNURRIQLMYSQXVUY4G2J3EDQB \
  | 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: 0e1b48c5105b31285eb4c70da4ec83804963115ae2b4767d6a9f37ef2a52793b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6937ac9b2819ac360148fe08a2432b3cf17c67422f9309c079159de24c98e35",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-07-23T14:39:01Z",
    "title_canon_sha256": "ebd1e10cfa86f5d2ff55e1eba4465f6faf1b40543522604bc6fdbc509f970454"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.5414",
    "kind": "arxiv",
    "version": 1
  }
}