Pith Number

pith:RYMDU3OA

pith:2018:RYMDU3OAMOFRURLIH4NAI2HEK2

not attested not anchored not stored refs pending

Eleven years of monitoring the Seyfert 1 Mrk 335 with Swift: Characterizing the X-ray and UV/optical variability

2), (2) Mount Saint Vincent Univ., (3) Morehead State Univ., (4) Max-Planck-Institut for Radioastronomie, (5) KIPAC), D. Grupe (3), D. M. Blue (1, D. R. Wilkins (5) ((1) Saint Mary's Univ., L. C. Gallo (1), S. Komossa (4)

arxiv:1805.00300 v2 · 2018-05-01 · 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{RYMDU3OAMOFRURLIH4NAI2HEK2}

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	2026-05-18T00:15:54.324827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e183a6dc0638b1a45683f1a0468e456b7446927e4bc35316855c41725481983

Aliases

arxiv: 1805.00300 · arxiv_version: 1805.00300v2 · doi: 10.48550/arxiv.1805.00300 · pith_short_12: RYMDU3OAMOFR · pith_short_16: RYMDU3OAMOFRURLI · pith_short_8: RYMDU3OA

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/RYMDU3OAMOFRURLIH4NAI2HEK2 \
  | 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: 8e183a6dc0638b1a45683f1a0468e456b7446927e4bc35316855c41725481983

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "017959cbf05b76af825c99c735ea0a8214ce5d6cbc0eee22dac0f4bd6444ad01",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-05-01T12:57:40Z",
    "title_canon_sha256": "5df43380260ac2a1bde67d63d7991e8a5af0b240cab51cc7c97cc71628fe3dbc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.00300",
    "kind": "arxiv",
    "version": 2
  }
}