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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

PROVINCE OF NORTHERN SAMAR Award a ₱3.1M contract to RL TUBA CIVIL ENGINEERING CONSTRUCTIONProvinces

Transaction hash:
035fa190ac8aa35f7cefd1521beb72ac6ff712133c309cea14def7c4dd4e0cab
Status:
Included and unchanged
Block:
#4,798 1,215 blocks after it
Position in block:
Transaction 11 of 742
Award day:
May 11, 2022 (4 yrs 6 mo ago)
Value:
₱3,077,019.94
Project:
Construction Project

Accountability

Bill Sec. 3 and 19
Responsible agency:
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 #4,798 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)
    PROVINCE OF NORTHERN SAMAR awarded it to RL TUBA CIVIL ENGINEERING CONSTRUCTION on 2022-05-11.
    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 Northern Samar 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   035fa190ac…4e0cabnow      …
  2. 2. Block Merkle root changed
    stored   9cce638790…0fd03cnow      …
  3. 3. Block #4798 hash changed
    stored   5006c83b53…4462a6now      …
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 741 records. Each step hashes the current value together with the sibling shown.

  1. leaf  035fa190ac8aa35f7cefd1521beb72ac6ff712133c309cea14def7c4dd4e0cab
  2. 01 L 031d82929944f0b73a4444a97cd6f3d27cce7eb60c7e6965b1c62fcbd643739a
  3. 02 L 4be3d6a5654d235da1be7a88ee7d09f47601ae54f0b8b5994b2e95f7b4ab5418
  4. 03 R 9be8c5c3389c351f05a2476ebfaa3a895b6168724603cd657174530df1538804
  5. 04 L 63f5d27c688cdbb25bc0da83b399a172c9a3de0c6b61b4fd8e58e4aaa2ba3e7f
  6. 05 R 6c3bde7674b4e2b81f57602a81c147e7139188ff8876d229857733d1efd956ab
  7. 06 R 772d296ba6152fb4a5e11fb90c1525f754cfd2f40abc1ab206bc5dd3255438ef
  8. 07 R 097133964ce143c76cd0e62f4c69413f160010442da864503951fa771c4273bc
  9. 08 R 49dfbf766d6f4285ab710543e96371458a1d76f332f9e9af535fbdbeb2ec624e
  10. 09 R 720e4d30b0e1397234a5041051aa943cae7f28c2fe4fd1be0570f7b646f14066
  11. 10 R 0d15552e8b7732babec2bb13daea6965d834d1ac5c24ff3b488066df10368f1b
  12. root  9cce63879079a6da06fb190c52b2bb84c29396de8abc4c654b67437ec70fd03c