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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

MUNICIPALITY OF SAN JUAN, LA UNION Award a ₱326.7K contract to J.A. OLIVAR ENG'G DESIGN, CONSTRUCTION AND SUPPLIESMunicipalities

Transaction hash:
142bdf22fcd3e53bf6bba8880164dbb9f9414f7ecc8e8e5b1801d499b17957ce
Status:
Included and unchanged
Block:
#3,132 2,881 blocks after it
Position in block:
Transaction 22 of 273
Award day:
Jul 14, 2017 (9 yrs 4 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 #3,132 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)
    MUNICIPALITY OF SAN JUAN, LA UNION awarded it to J.A. OLIVAR ENG'G DESIGN, CONSTRUCTION AND SUPPLIES on 2017-07-14.
    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)
    COA's CY2024 audit of San Juan gave a "qualified" opinion on its financial statements (not specific to this contract).
    Partly

1 of 8 documents found, 1 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   142bdf22fc…7957cenow      …
  2. 2. Block Merkle root changed
    stored   0e41bf38cb…a31cf2now      …
  3. 3. Block #3132 hash changed
    stored   7e0510c584…1f12d4now      …
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 272 records. Each step hashes the current value together with the sibling shown.

  1. leaf  142bdf22fcd3e53bf6bba8880164dbb9f9414f7ecc8e8e5b1801d499b17957ce
  2. 01 R 145ccc1dd4d04eb1449baa8f00dae1d84e22eeb06e86a2b2717b8672296a5744
  3. 02 L 8c5b86f1c95aeeca1c6710042ce09f21a4ca9373755b5ce7627144dd0dc70a9e
  4. 03 L d0f70164f72c50d4039a9697cf500a75dac93ebb4a078bd94026b5628271213d
  5. 04 R 48a0dabd3ceaa42f3edcd61248e9bf3decd707ba743d8b3f46ee15193274179f
  6. 05 L e403f48bb88f373a490fde5bd9f1dd24584c086d63a3ec2bf72c2d8ec0e5335b
  7. 06 R ef2a0a1b6b6c1ea36e754a692ff342959df26b5c7027945a7172e8cad6993849
  8. 07 R 85e979b49af2733cdd5beeaffb856d96158a69b72827d3373bce3f1c1a97dc09
  9. 08 R ec061a32038b4792557c223ca5e543407a6f3716082ec9f4f86464e97c5c5fba
  10. 09 R 81e6f3667b2acbb50c314659344f1687f65b5f1bd4bb721d1b164fc812a2bb0d
  11. root  0e41bf38cb33dfca5d988a19d8af01536d65184b29025fc338b5f47cbea31cf2