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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 - DAVAO DEL SUR 2ND Award a ₱3.9M contract to JJHAK CONSTRUCTIONNational agencies

Transaction hash:
ec0d6ff5045bf9529184f0ec73718e5493e1244bd2d179f1032a4b53ca04fe53
Status:
Included and unchanged
Block:
#3,118 2,895 blocks after it
Position in block:
Transaction 243 of 261
Award day:
Jun 29, 2017 (9 yrs 4 mo ago)
Value:
₱3,885,296.19
Project:
16LE0151,noa,reso,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 #3,118 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 2016 MFO-1", i.e. the FY2016 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 2ND awarded it to JJHAK CONSTRUCTION on 2017-06-29.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 16LE0151: 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 2017-10-11). 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   ec0d6ff504…04fe53now      …
  2. 2. Block Merkle root changed
    stored   8c507899fc…821c77now      …
  3. 3. Block #3118 hash changed
    stored   e8d0bab9df…0af157now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 260 records. Each step hashes the current value together with the sibling shown.

  1. leaf  ec0d6ff5045bf9529184f0ec73718e5493e1244bd2d179f1032a4b53ca04fe53
  2. 01 L e9b5ca43323102c2549e1d9ae6a7eab1eacf08995d34ce0f77af694ca90fd61f
  3. 02 L a22bf03853d1ae51c7eece02fc34a93dd84ad9c2c6f4e67dd06f5e9d281b7d43
  4. 03 R f89b79db34a7794feab8334c37cfdfaee7c68519aea599f38dc85895dc7acbe6
  5. 04 R ddc5fd701561a40cf301ef381d8f9f18354bf2d9df284fc9fd232be9e2049a62
  6. 05 L ecf0c4653d7d26842a5b57defd5c2c7f20902bfc06bb44e5f57f84ab7e6f92ea
  7. 06 L c4c54d2b3dc46f3dd1392a022df0d9e9496c4b26d7bfa06aaba2bc96447b10f7
  8. 07 L 66cbf652dcbf035d9b71948a7f0b261ab1b1909b676c8e450e068bfa830a9cea
  9. 08 L 82527cab393730b133d0028f8d0107c8bd03f7a4a2271a7544310073afe2cc39
  10. 09 R 536a61c0864a4df27dc49c234744878cb389b78a5172490ec511da0c048d4959
  11. root  8c507899fcd6720d50184fbdf5b19c3a6c270de2e5bf516865d353edfb821c77