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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 - SAMAR 2ND DEO Award a ₱19.4M contract to ETAN CONSTRUCTIONNational agencies

Transaction hash:
4f97a129ed0c4337e2e07cf45a0a7c3b893469d6c382b5b9e8a5fb8fdc914b4f
Status:
Included and unchanged
Block:
#5,094 919 blocks after it
Position in block:
Transaction 188 of 652
Award day:
Mar 15, 2023 (3 yrs 8 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 #5,094 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 2023 CSSP", i.e. the FY2023 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 - SAMAR 2ND DEO awarded it to ETAN CONSTRUCTION on 2023-03-15.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 23IK0044: 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 2023-08-04). 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   4f97a129ed…914b4fnow      …
  2. 2. Block Merkle root changed
    stored   266a5bf307…4e6efenow      …
  3. 3. Block #5094 hash changed
    stored   0b162d390d…605ac6now      …
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 651 records. Each step hashes the current value together with the sibling shown.

  1. leaf  4f97a129ed0c4337e2e07cf45a0a7c3b893469d6c382b5b9e8a5fb8fdc914b4f
  2. 01 R 502abd381b06cfe9474f870745a54b419641ee626f6dbc4f6b8458a414a80096
  3. 02 R eb1ec08a69195b5b848bebcfcaa5c8543a6c00fb93fe1125a801ebb2903302de
  4. 03 L d2fd87c750ee35e64845d02b9f689f7675ca57316a121d85f45f4e229969a2ce
  5. 04 L a3c18beb83639a08ecd75ef8c455a6c85cd13b461b1767f046a264f2049526cc
  6. 05 L d9b4f40b9779ceacdabbe7430d529fe728070fdea23430f666827ace8706fa84
  7. 06 L b079eb3107546cc68494537f7f8f3e08df4813037cda03408c69ebc0baef4780
  8. 07 R 300902ba996df8997e5b9931f41a29f07ee3dfa1193fa535aa71e3fae23ff5c3
  9. 08 L a83f6f895df14da97d39cca042dbcb9c0a8119d5340cabe4d23b4c17e81b0ff0
  10. 09 R c0f9d3bf28a5b84ba197aa7623b995b05b8d23c947c02741720749657ed57a39
  11. 10 R 39d7feb5377f010cbb2c273938f282c3bb08e09e9cf6218b3029f267f2edcf62
  12. root  266a5bf307fbbdaca1c49474aebc68cc6605f37789c1d64ff3ffa8ac844e6efe