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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 - LA UNION 2ND DISTR Award a ₱1.4M contract to E. E. MADAYAG CONSTRUCTIONNational agencies

Transaction hash:
0862adfa8f7499f363b2e85d99be73f6694afa5e2e5becc9eafdf64f1e0fb901
Status:
Included and unchanged
Block:
#2,317 3,696 blocks after it
Position in block:
Transaction 7 of 169
Award day:
Feb 6, 2015 (11 yrs 9 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 #2,317 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 - LA UNION 2ND DISTR awarded it to E. E. MADAYAG CONSTRUCTION on 2015-02-06.
    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   0862adfa8f…0fb901now      …
  2. 2. Block Merkle root changed
    stored   8936093956…2ce9afnow      …
  3. 3. Block #2317 hash changed
    stored   06e997e3e6…d24200now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 168 records. Each step hashes the current value together with the sibling shown.

  1. leaf  0862adfa8f7499f363b2e85d99be73f6694afa5e2e5becc9eafdf64f1e0fb901
  2. 01 L 070be93e199d167f6a972fce77ec3d592a08154c16238f894376fea90928b9fc
  3. 02 L 702d86c6c83191ed31063301245cb7fca273881caf9f8212ce7037d9624456f4
  4. 03 L ae210277ebce472ae2c89b06d164bf2c28934d32d62c467274db2c4879cadbfe
  5. 04 R f5547f7973b3d242bb33c363e6ded0ecfbcdaf389d82f6c2f70456fe8175e755
  6. 05 R b7e0b2bf68679888d9ff1d36407a4c08a1580fcb84877d0cf7967c9da588c864
  7. 06 R 385b0e2d6f2ee5ac8a333f1eb6b8d06a8c57c38eb5d3072bbbdd41386ef99a9e
  8. 07 R ee4772cbaa16a3391d49a9b27e4b071de473bd0a6f9821bcf363e6854878af47
  9. 08 R b4260cf187ac75a452c35009e4253c02e35f739e64153487c936e5d64210e23d
  10. root  89360939562161043fdc06da6b3310c49de9ecb62023d3c071504b7fea2ce9af