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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

NATIONAL IRRIGATION ADMINISTRATION - TARZAM IMO Award a ₱8.3M contract to E.T CASTRO CONSTRUCTION AND SUPPLIESNational agencies

Transaction hash:
e0af7f37ca2d35655d236a50d02be9c8144f6d8a7a5bcddad8d2a6cff9ccdbc5
Status:
Included and unchanged
Block:
#4,418 1,595 blocks after it
Position in block:
Transaction 305 of 358
Award day:
Apr 12, 2021 (5 yrs 7 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 #4,418 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)
    NATIONAL IRRIGATION ADMINISTRATION - TARZAM IMO awarded it to E.T CASTRO CONSTRUCTION AND SUPPLIES on 2021-04-12.
    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   e0af7f37ca…ccdbc5now      …
  2. 2. Block Merkle root changed
    stored   fbc1704bca…efd2a7now      …
  3. 3. Block #4418 hash changed
    stored   65618cc7dd…ee5570now      …
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 357 records. Each step hashes the current value together with the sibling shown.

  1. leaf  e0af7f37ca2d35655d236a50d02be9c8144f6d8a7a5bcddad8d2a6cff9ccdbc5
  2. 01 L e02f4adc7f4c32a417dcb40d5a3daac0af70fff138b4372eeccc1707bf176ea8
  3. 02 R e22f76da104dbbce87f84903e81639bdd76212da6e140d8a6b96738d1fff9927
  4. 03 R b7a92c346c25a06ee917d691db83ef1e130530bc6275ea6428f08970fd63b231
  5. 04 R 38bbfc8d651a968f51be4f0e2b2683d0ff7bda7c9af56ed138bda95249ae3ed8
  6. 05 L 7c44f58bb5f9b0b7d1222b4c2e00eb83a96cc0e535a778e4f417101c48a7a19f
  7. 06 L c8603e52c940c232ed52bd15d76dba5c80b3be617ee4e3dd5a13a359e2611061
  8. 07 R c80c3c5414a5c21a127eb0afff6e4b97a244a64892bac34df634717aa044e2c8
  9. 08 R b5253c2d4bfea1ee01c6b086ebb6e774104cfd5d9271f36e791bd5026024e840
  10. 09 L 5b85562c9abfde3ac1f74f602990f77fa2862d06f3bcc319aba4bbc7a815b176
  11. root  fbc1704bcafdb602cb8c18ee404765ed07192a2f26b2bd176f97e2e6a7efd2a7