Skip to content
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 - DAVAO DEL SUR DIST Award a ₱17.2M contract to REYDAN BUILDERSNational agencies

Transaction hash:
b7e355ead4e9602536e5380e083139912796dbb6650de2e38adf8a308941891b
Status:
Included and unchanged
Block:
#4,549 1,464 blocks after it
Position in block:
Transaction 144 of 209
Award day:
Aug 26, 2021 (5 yrs 2 mo ago)
Value:
₱17,185,051.91
Project:
21LD0086-NOA, NTP & Contract

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 #4,549 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)
    DPWH lists the funding source as "Regular Infra - GAA 2021 OO-1", i.e. the FY2021 GAA. The exact UACS line is not given.
    Partly
  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 - DAVAO DEL SUR DIST awarded it to REYDAN BUILDERS on 2021-08-26.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21LD0086: Completed, 100% physical progress.
    Found
  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)
    DPWH marks the contract "Completed" (end 2022-05-11). The certificate itself is not published.
    Partly
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

2 of 8 documents found, 2 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   b7e355ead4…41891bnow      …
  2. 2. Block Merkle root changed
    stored   a9766514bf…720ce0now      …
  3. 3. Block #4549 hash changed
    stored   dd1c94ae2a…84d383now      …
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 208 records. Each step hashes the current value together with the sibling shown.

  1. leaf  b7e355ead4e9602536e5380e083139912796dbb6650de2e38adf8a308941891b
  2. 01 R b7f4f0165373177ef73c0aa4daec7b543e2e445ee306893baecab44ebdd41df6
  3. 02 R dcb14c66b33a7a557a734b37cca9937c8564e3fad4bccbe2027d443c27642eea
  4. 03 R a0a4e07874538be1e7cf1cc4400e1e5f4fbc42354dcca49e95525a9c027d2408
  5. 04 R e18a6acbf42162bcf9fbc792cfc20e9fd3af161b405f9c96b2bd1d331f4ec977
  6. 05 L 9062afcd6c76eb1147fff0d7c5e1e9768856d7075ff3b3328fffcea9ee2e08a5
  7. 06 R cc3351398a654ebb14aa86064cc939938d73d261e73ccac4552fe2b039a7d92a
  8. 07 R 0df50514cb53c77cec11f6a7e368824a7efa42e36be1a8d3a73f10c3a2544d69
  9. 08 L 1f9939315b7e8aefda40dd0ef37364f6b301dd0780ef53cca74aa2d990eea48b
  10. root  a9766514bf972230dc99acdde0ab10ae4b5c93f3bfc202e073d727895c720ce0