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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 - METRO MANILA 1ST E Award a ₱93.9M contract to NATIONSTAR DEVELOPMENT CORPORATIONNational agencies

Transaction hash:
93c2de0fcbcd0b88f4ff3c460d46111acc3f4ceca5d5b3bbcbae9c81976e688a
Status:
Included and unchanged
Block:
#4,867 1,146 blocks after it
Position in block:
Transaction 129 of 230
Award day:
Jul 25, 2022 (4 yrs 3 mo ago)
Value:
₱93,894,624.43
Project:
Contract ID No. 20OB0486 - Rehabilitation/Improv

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 #4,867 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 2020 LP", i.e. the FY2020 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 - METRO MANILA 1ST E awarded it to NATIONSTAR DEVELOPMENT CORPORATION on 2022-07-25.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 20OB0486: 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 2023-11-24). 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   93c2de0fcb…6e688anow      …
  2. 2. Block Merkle root changed
    stored   af4eacf34e…c229c6now      …
  3. 3. Block #4867 hash changed
    stored   3db28a45d8…caf747now      …
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 229 records. Each step hashes the current value together with the sibling shown.

  1. leaf  93c2de0fcbcd0b88f4ff3c460d46111acc3f4ceca5d5b3bbcbae9c81976e688a
  2. 01 L 93240939dde490c48a03b320c1cc9fd9d967f8a57173f072a66bddc72ce6af44
  3. 02 R 932abd1f0d7a27b46270cb68f90436e711f70b15831469d74822d6937a625512
  4. 03 R 96e7151357d9dc760bdda7ef4e1f974f0ccef711dc0931869d1b34a38ce8f1a6
  5. 04 R 7e2295d6d95316e552c4b2794fc5c8c069cfda9983a9dd762c8017901439253e
  6. 05 R 4d7c4c1938b2b272c43ef75b5aca209e626caf7a8404e22553a1360414b06875
  7. 06 R b113cceb90f4f2caa87cac2e964d83a6520ed63f9dbc1e036796553ce2ddcc62
  8. 07 R 8f12b28ebae4521be735d788e81a23555d17bc8fe935061ffd959ce8077bf653
  9. 08 L 73223b81eff4d13763bb4ca66e4e6089559bef98ba2a1ee4c51b80cce9b768c9
  10. root  af4eacf34e5dc9dd5f0e33aea293bcced7fd07669e1096f2c30f9657bec229c6