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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 - CARMONA Award a ₱17.5M contract to STO. CRISTO CONSTRUCTION AND TRADINGNational agencies

Transaction hash:
eae489a17807dfcb6795baccb22d2882c9a2f74ca47f48d2ca4d2b96624cba84
Status:
Included and unchanged
Block:
#3,275 2,738 blocks after it
Position in block:
Transaction 649 of 709
Award day:
Dec 15, 2017 (8 yrs 10 mo ago)

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 #3,275 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 - CARMONA awarded it to STO. CRISTO CONSTRUCTION AND TRADING on 2017-12-15.
    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   eae489a178…4cba84now      …
  2. 2. Block Merkle root changed
    stored   818483a319…5b62a3now      …
  3. 3. Block #3275 hash changed
    stored   f0795061a5…c69b05now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 708 records. Each step hashes the current value together with the sibling shown.

  1. leaf  eae489a17807dfcb6795baccb22d2882c9a2f74ca47f48d2ca4d2b96624cba84
  2. 01 L ea4eb15fe0b8eaed797a365502dc1ab3639a068af2a4c3878280bb578c20a18a
  3. 02 R f3556cc7d4eed2772a3437caf485051dad3be7677cf568ac6d76a4208f55cc91
  4. 03 R 85f5216898c1bef1cf82229c11f27ac699337eb76f4d65ff4b410ef96463ea70
  5. 04 L 2aca1e1cca51379392ad4204df606ff5022cae7682c0d9501e349e9ceaf581e8
  6. 05 R 8b866a0f7e125f4eb7469a3140cc3c56c7993ff49b2686f7d2dcab862e74ca87
  7. 06 R 19212a4aba76b3cdb7b49571c8f7ed155c13039d089d0295ab2308cd5392294e
  8. 07 R 1f793770fa840103b10f6fa8dc002030c336be32248aa1410bcd63429cf8864b
  9. 08 L a2e188914f1141f5aa43dbfc4c327d2af6f51e574108078e5b2f793c2f5ce1f3
  10. 09 R c802a2731d8f9e7926ada06f0484a7cf487d0f7640be287c04738132c4bf41d7
  11. 10 L 4b3e1e0a8d9382550144375215e5f64447e8da63f54837465f146aa3f37df6a8
  12. root  818483a319f0453bfca1781cb820a2469afe7bee96dfa488d0915b38905b62a3