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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 - REGION XII Award a ₱26.1M contract to NIRVANA CONSTRUCTION AND SUPPLIESNational agencies

Transaction hash:
7a99cc5aed3d61ba5e9b705d474eb1620f11416df31637425bd6b30c4b21ae12
Status:
Included and unchanged
Block:
#4,904 1,109 blocks after it
Position in block:
Transaction 132 of 297
Award day:
Aug 31, 2022 (4 yrs 2 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 #4,904 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 2021 OO-1", i.e. the FY2021 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 - REGION XII awarded it to NIRVANA CONSTRUCTION AND SUPPLIES on 2022-08-31.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21M00099: 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 2023-01-17). 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   7a99cc5aed…21ae12now      …
  2. 2. Block Merkle root changed
    stored   b4f01478ca…635c90now      …
  3. 3. Block #4904 hash changed
    stored   9df89abcd7…90c1f2now      …
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 296 records. Each step hashes the current value together with the sibling shown.

  1. leaf  7a99cc5aed3d61ba5e9b705d474eb1620f11416df31637425bd6b30c4b21ae12
  2. 01 R 7bbfa9c8e466497e007d8505ea97dda56c4a03201275c00b48ee30cb67c6ec50
  3. 02 R d456cdfe3cd2f561fa2c55809afd7894a8ab8ae2eb5de7a55af853bf4f51ebf3
  4. 03 L f0292ac3fc8db66b8205109f12889cdd26b5b3a87d32e644b0d6a60c2c9bdcb1
  5. 04 R 14fe31cf71796cbefbfef1db49b5a2caea9645e50f74b7e351ef7a1882fcb205
  6. 05 R d24d96a6dbfd7d631126916bb66018e41fc8311e4227122b3dbda71391a9f285
  7. 06 R 508c249abceb3f934ccba388bb1ff170d9dd7e7f151dc0bc64da64980819e3d6
  8. 07 R 41ac2ef000faed79400b1dcb5cf3069277eb4365610273035ed0d5e44a2591a0
  9. 08 L 5174aab5af8d8d94a1a5285b4b2364b62ccad7b14add569aea77c31dca91f646
  10. 09 R 5b95f88db131d6d04f88f7ad7826b3c83a11e4c151d090e7faafedfbb8e6c2d2
  11. root  b4f01478cad7eb039d900f943ea6750bd45614f919fd36bb98d55d53b3635c90