Pith Number

pith:NIPCNM3L

pith:2023:NIPCNM3LVDRRFUEU7IMM366VML

not attested not anchored not stored refs pending

Late-time Hubble Space Telescope Observations of AT 2018cow. I. Further Constraints on the Fading Prompt Emission and Thermal Properties 50--60 Days Post-discovery

Anthony L. Piro, C\'esar Rojas-Bravo, Charles D. Kilpatrick, Kirsty Taggart, Maria R. Drout, Matthew R. Siebert, M. R. Magee, Ryan J. Foley, Yuyang Chen

arxiv:2303.03500 v2 · 2023-03-06 · 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{NIPCNM3LVDRRFUEU7IMM366VML}

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	2026-07-05T06:55:22.426649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a1e26b36ba8e312d094fa18cdfbd562d73c846ad8bc9744fcd8aa07e847d88b

Aliases

arxiv: 2303.03500 · arxiv_version: 2303.03500v2 · doi: 10.48550/arxiv.2303.03500 · pith_short_12: NIPCNM3LVDRR · pith_short_16: NIPCNM3LVDRRFUEU · pith_short_8: NIPCNM3L

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/NIPCNM3LVDRRFUEU7IMM366VML \
  | 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: 6a1e26b36ba8e312d094fa18cdfbd562d73c846ad8bc9744fcd8aa07e847d88b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1a489b011ba216619122b9d8cece1e3c534f0865afaeb4569ca0237367ade2a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2023-03-06T21:21:04Z",
    "title_canon_sha256": "4e176860d6ccb264528806f64e2f094c120cb0db6487af7608214aab76d1952d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.03500",
    "kind": "arxiv",
    "version": 2
  }
}