Pith Number

pith:LID27Q5N

pith:2014:LID27Q5NHDUE5QPIZKO4KW4OJB

not attested not anchored not stored refs pending

Multiwavelength campaign on Mrk 509 XIV. Chandra HETGS spectra

B. De Marco, C.P. de Vries, C. Pinto, E. Behar, E. Costantini, G.A. Kriss, G. Branduardi-Raymont, G. Ponti, J. Ebrero, J.S. Kaastra, K.C. Steenbrugge, M. Cappi, M. Mehdipour, N. Arav, P.-O. Petrucci, S. Bianchi, S. Paltani

arxiv:1409.2021 v1 · 2014-09-06 · astro-ph.HE · 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{LID27Q5NHDUE5QPIZKO4KW4OJB}

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	2026-05-18T02:39:38.585633Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a07afc3ad38e84ec1e8ca9dc55b8e4868936a5796ae61c9a262d8f1c1c92cc7

Aliases

arxiv: 1409.2021 · arxiv_version: 1409.2021v1 · doi: 10.48550/arxiv.1409.2021 · pith_short_12: LID27Q5NHDUE · pith_short_16: LID27Q5NHDUE5QPI · pith_short_8: LID27Q5N

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/LID27Q5NHDUE5QPIZKO4KW4OJB \
  | 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: 5a07afc3ad38e84ec1e8ca9dc55b8e4868936a5796ae61c9a262d8f1c1c92cc7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2191aeb3c130e510da5a0ba71def2f14676bc4769a1312cb2c51a9958f22335",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-09-06T15:07:53Z",
    "title_canon_sha256": "e957e669f20496f1208b92f864fd9865ded2cd2fa0471d77a867f517a72b8807"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.2021",
    "kind": "arxiv",
    "version": 1
  }
}