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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

CITY OF SURIGAO, SURIGAO DEL NORTE Award a ₱1.3M contract to AMALGO CONSTRUCTIONCities

Transaction hash:
e408e9b8aae8b8afb637abce443cf9bfe5e4733a783da1424726702519e6e9e1
Status:
Included and unchanged
Block:
#3,885 2,128 blocks after it
Position in block:
Transaction 303 of 337
Award day:
Sep 23, 2019 (7 yrs 1 mo ago)
Value:
₱1,345,878.50
Project:
Repair of Irrigation Dam System, Sitio Guiso

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 #3,885 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)
    CITY OF SURIGAO, SURIGAO DEL NORTE awarded it to AMALGO CONSTRUCTION on 2019-09-23.
    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)
    COA's CY2024 audit of City of Surigao gave a "qualified" opinion on its financial statements (not specific to this contract).
    Partly

1 of 8 documents found, 1 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   e408e9b8aa…e6e9e1now      …
  2. 2. Block Merkle root changed
    stored   66244c1192…8e5d74now      …
  3. 3. Block #3885 hash changed
    stored   5eabc7c3ea…383d86now      …
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 336 records. Each step hashes the current value together with the sibling shown.

  1. leaf  e408e9b8aae8b8afb637abce443cf9bfe5e4733a783da1424726702519e6e9e1
  2. 01 L e206c10e02015e3d7a6bd5cdbace43bd52f800cfe904ffcd07ebad76f2615c10
  3. 02 L 7831d44531dae359ea054fa9db63491716e9b194f9faead5695983f3dc33f7ae
  4. 03 L b7465a008344a244514e75912e44617128b96f8f99719fd6dec469e20e0c4c2c
  5. 04 L 375c5480cd5157e56fb46880cc0310c24c2a55864e2db9dd781dafebe0d1d9bf
  6. 05 R 3e50d5a2fa4891599be8040cdd4bb9ce076e6c6382d04f8880df562a4461520a
  7. 06 L a977df8b0885ae00ddecb238016f5e9e348cabae727eff4fdac42d497e922a2b
  8. 07 R 5f0e359ee98f80ce43917d874fe4e1a54e15e3868be1d801e894268b552d2955
  9. 08 R ee3516bf7c4229a2c0fe1da758c3d4aaae04799939815ae3da86e38e93c17160
  10. 09 L 1f279e05cc89226fecbe303f7cd19ccf0991fe198804a36b92e48604715fa375
  11. root  66244c1192520733180f14675f6f3396a0d67cc1fdff48fe1cb0d54ec08e5d74