Pith Number

pith:MULZ2PYB

pith:2017:MULZ2PYB32RHZFPOHEE2T6MZXF

not attested not anchored not stored refs pending

Early Observations of the Type Ia Supernova iPTF 16abc: A Case of Interaction with Nearby, Unbound Material and/or Strong Ejecta Mixing

(10) STScI, (11) Oskar Klein Centre - Astronomy, (12) LCO, 13), (13) UCSB, (14) IPAC, (15) LBNL, 16), (16) UC Berkeley), 2), (2) Adler Planetarium, (3) UW eScience Institute/UW, (4) Carnegie, (5) Caltech, (6) JPL, (7) NASA GSFC, 8), (8) U Maryland, (9) Oskar Klein Centre - Physics, A. A. Miller (1, A. Goobar (9), A. L. Piro (4), B. D. Bue (6), C. Fremling (11), C. McCully (12, D. A. Howell (12, F. J. Masci (14), F. Taddia (11), G. Hosseinzadeh (12, J. Sollerman (11), M. M. Kasliwal (5), N. Blagorodnova (5), O. D. Fox (10), P. E. Nugent (15, R. Ferretti (9), R. Lunnan (5), R. R. Laher (14), S. B. Cenko (7, S. Dhawan (9), S. R. Kulkarni (5) ((1) CIERA/Northwestern, Y. Cao (3)

arxiv:1708.07124 v2 · 2017-08-23 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MULZ2PYB32RHZFPOHEE2T6MZXF}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:15:10.279140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

65179d3f01dea27c95ee3909a9f999b95af9bea696f6e44dbbb1b7b21dcf4ee4

Aliases

arxiv: 1708.07124 · arxiv_version: 1708.07124v2 · doi: 10.48550/arxiv.1708.07124 · pith_short_12: MULZ2PYB32RH · pith_short_16: MULZ2PYB32RHZFPO · pith_short_8: MULZ2PYB

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/MULZ2PYB32RHZFPOHEE2T6MZXF \
  | 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: 65179d3f01dea27c95ee3909a9f999b95af9bea696f6e44dbbb1b7b21dcf4ee4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5669d82a92c3e77938c4f3f612c2da1c6532675df689ffce4f066df20db6ddbc",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-08-23T17:59:59Z",
    "title_canon_sha256": "260da2bc8bb3f148b41c610e9b23f6705bdb497258c7d0770cb688d80cecb268"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.07124",
    "kind": "arxiv",
    "version": 2
  }
}