Pith Number

pith:MMDNI7F3

pith:2013:MMDNI7F3QGP6QAG53TW4LU42FY

not attested not anchored not stored refs pending

Diffuse interstellar bands as probes of small-scale interstellar structure

2), (2) Royal Astronomical Society, (3) NASA Goddard Space Flight Center, Keith T. Smith (1, Martin A. Cordiner (3), Peter J. Sarre (1) ((1) The University of Nottingham, UK, USA)

arxiv:1307.3798 v1 · 2013-07-14 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MMDNI7F3QGP6QAG53TW4LU42FY}

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	2026-05-18T00:32:21.967429Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6306d47cbb819fe800dddcedc5d39a2e136f48aa599222a21518fc5f8d53fe20

Aliases

arxiv: 1307.3798 · arxiv_version: 1307.3798v1 · doi: 10.48550/arxiv.1307.3798 · pith_short_12: MMDNI7F3QGP6 · pith_short_16: MMDNI7F3QGP6QAG5 · pith_short_8: MMDNI7F3

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/MMDNI7F3QGP6QAG53TW4LU42FY \
  | 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: 6306d47cbb819fe800dddcedc5d39a2e136f48aa599222a21518fc5f8d53fe20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d28e0f089bfef06277a911f5df1ae573d163d09c958ed5e7531c045755abdb03",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-07-14T23:59:17Z",
    "title_canon_sha256": "86d4533ed4f52325eab6624d74e4949e20efb05d89440697ed87f93a2b978c96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.3798",
    "kind": "arxiv",
    "version": 1
  }
}