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FY2026 GAA: ₱6.79T
PisoScan
DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works

Transaction details

API
Transaction action

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOILO CITY DEO Award a ₱775.8K contract to CHEDMARYL CONSTRUCTION AND SUPPLIESNational agencies

Transaction hash:
4815bb1ded694143dfb2dfc2b21644b9bf29b1fe52dc2cdf9b9eea4cd7717072
Status:
Included and unchanged
Block:
#1,698 4,315 blocks after it
Position in block:
Transaction 62 of 197
Award day:
Mar 8, 2013 (13 yrs 8 mo ago)
Value:
₱775,800.06
Project:
Construction of Drainage System

Accountability

Bill Sec. 3 and 19
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #1,698 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA line item · Sec. 5(b)
    The award does not say which budget line pays for it.
    Not published
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOILO CITY DEO awarded it to CHEDMARYL CONSTRUCTION AND SUPPLIES on 2013-03-08.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

1 of 8 documents found, 0 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   4815bb1ded…717072now      …
  2. 2. Block Merkle root changed
    stored   7be6444135…33f8ebnow      …
  3. 3. Block #1698 hash changed
    stored   e3caa9487f…c338canow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 196 records. Each step hashes the current value together with the sibling shown.

  1. leaf  4815bb1ded694143dfb2dfc2b21644b9bf29b1fe52dc2cdf9b9eea4cd7717072
  2. 01 R 492b311e99aa8c6d8fbf628fcb694ca54e1df8c1b8d7c5a304c6c95b2f6b976f
  3. 02 L 3a9c0ac12ed1fad99945e9aaf90dd798ecba1724e65bd8c2457a0e6c718a7880
  4. 03 L b1895b562987f397bfaa32e72059720960909dea2e13f089a63421a94ec8a416
  5. 04 L 27c651c9a1943e4c0662c9a3b529beaafd45e1a3469af531bca2f77b519dc29a
  6. 05 L 08dffdff0572db31a7ddcf11be0ce5d297bcac91bc2b858ffabcc35c7c2655ba
  7. 06 L 390f2b399dad4bca61861be6d0c31618dffa1e358915127849b38ab79fcf44f0
  8. 07 R 0df7becbce0289adf3a4668731ab6f75377b4ea59b0e20b3e5305e400b60ccf7
  9. 08 R 50f0b51133fa2868d2e977358f9bab84ac4adf7f2809e711ccadaf4d9d68af89
  10. root  7be644413583b042e453c7b8b7b1a05b5b0dd39739dff2770794671def33f8eb