Pith Number

pith:WQDGDL4F

pith:2015:WQDGDL4F7INRSLPWOIIJ7ESNL6

not attested not anchored not stored refs pending

Time series of high resolution spectra of SN 2014J observed with the TIGRE telescope

A. Hempelmann, D. Jack, G. Rauw, J. H. M. M. Schmitt, J. M. Cabrera Sixto, J. N. Gonzalez-Perez, K.-P. Schroder, M. A. Trinidad, M. Mittag

arxiv:1506.00938 v1 · 2015-06-02 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WQDGDL4F7INRSLPWOIIJ7ESNL6}

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	2026-05-18T01:59:34.048131Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b40661af85fa1b192df672109f924d5f80d1b20ee7ad9250c2d19149b1a36b28

Aliases

arxiv: 1506.00938 · arxiv_version: 1506.00938v1 · doi: 10.48550/arxiv.1506.00938 · pith_short_12: WQDGDL4F7INR · pith_short_16: WQDGDL4F7INRSLPW · pith_short_8: WQDGDL4F

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/WQDGDL4F7INRSLPWOIIJ7ESNL6 \
  | 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: b40661af85fa1b192df672109f924d5f80d1b20ee7ad9250c2d19149b1a36b28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69c28deb0d66732818099e2f776d1a115e1f51eef3f9e94e7241cf3c0479efb7",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-06-02T16:10:16Z",
    "title_canon_sha256": "32dfcc4fdfbd2e4a1fc1aa27827620944779fb13f066b8f60f46288e42e7872a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.00938",
    "kind": "arxiv",
    "version": 1
  }
}