Pith Number

pith:S7TYZ3AC

pith:2012:S7TYZ3ACUBQKPR3F5MTE4MJ6IT

not attested not anchored not stored refs pending

Time-dependent excitation and ionization modelling of absorption-line variability due to GRB 080310

A. De Cia, A. J. Fox, A. J. J. Raassen, A. Smette, C. Ledoux, P. Jakobsson, P. M. Vreeswijk, P. R. Wo\'zniak, W. T. Vestrand

arxiv:1209.1506 v1 · 2012-09-07 · astro-ph.CO · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S7TYZ3ACUBQKPR3F5MTE4MJ6IT}

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	2026-05-18T01:54:38.769190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97e78cec02a060a7c765eb264e313e44e4b52011bd25459c2d22f957db849bd6

Aliases

arxiv: 1209.1506 · arxiv_version: 1209.1506v1 · doi: 10.48550/arxiv.1209.1506 · pith_short_12: S7TYZ3ACUBQK · pith_short_16: S7TYZ3ACUBQKPR3F · pith_short_8: S7TYZ3AC

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/S7TYZ3ACUBQKPR3F5MTE4MJ6IT \
  | 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: 97e78cec02a060a7c765eb264e313e44e4b52011bd25459c2d22f957db849bd6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28ab09b45f14aef87a2a5ff8155eabbf9b6c157e73fa31bd73555e98fa11e2ec",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-09-07T11:53:31Z",
    "title_canon_sha256": "5877ca94a10477fb1a32b9f5936e312196b6a541402a01e89d0fd8fde44bb53b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.1506",
    "kind": "arxiv",
    "version": 1
  }
}