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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 - NUEVA ECIJA 2ND DE Award a ₱4.9M contract to CELSO C. FERRER CONTRACTORNational agencies

Transaction hash:
97194b8db9d269c3f7dfd2d6f7a9a549f5da6aea73faf56d5b07caf5bbf64c72
Status:
Included and unchanged
Block:
#4,702 1,311 blocks after it
Position in block:
Transaction 469 of 823
Award day:
Jan 27, 2022 (4 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 #4,702 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 - NUEVA ECIJA 2ND DE awarded it to CELSO C. FERRER CONTRACTOR on 2022-01-27.
    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   97194b8db9…f64c72now      …
  2. 2. Block Merkle root changed
    stored   b498a32694…1ec113now      …
  3. 3. Block #4702 hash changed
    stored   29919f1471…0156b3now      …
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 822 records. Each step hashes the current value together with the sibling shown.

  1. leaf  97194b8db9d269c3f7dfd2d6f7a9a549f5da6aea73faf56d5b07caf5bbf64c72
  2. 01 L 96e0d5a25243a7e4d5787be9fc58f8d47d6495bdc21fd53866a417217143054a
  3. 02 R 65ddf31da3819437d3a10e0b18f71d1d939a837022dd6688bff8063f97fc1654
  4. 03 L 7ea404b0decc1ffdb2f6a3a30ab3209e25736a56d65e1aeb622b57bfd02c1fa9
  5. 04 R 3c55aed6299a4c98820100e7da20569febdd43a51ab4cfbb9e64402bb913b6a9
  6. 05 L 0adcae4c111bb390ffb7e936076334d6dae95e467f5f954eae9ea38485673112
  7. 06 R 194b1463b9d8951d1b654ec5da2dbc63010954c311ba5eb52a7707fffbb369c6
  8. 07 L 5f436614d8225d550710462aa777d3d08d4d50c9a1d538987f7f106db7aacfe7
  9. 08 L b2753fbc2e3ade1ba5f3e3b4b825c14adf9193f1b2234efe5efb28ddb365df40
  10. 09 L 4efc4260265c3eeff9b230e30a38a99adf4176c8b36ea0b998789cc0da31d1de
  11. 10 R c58f6d1b99fa41abc51af85349fcadd6058ad4e4e1a4670fbcebf763f880ea2d
  12. root  b498a32694ee5e6e7e97feac575dfedda06a020247606328974f704f961ec113