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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 SUDIPEN, LA UNION Award a ₱987.2K contract to J.A. OLIVAR ENG'G DESIGN, CONSTRUCTION AND SUPPLIESMunicipalities

Transaction hash:
1f867c0a014642d4efe92ef92c18d7b61dd8ea70c8641036cf26f244c6287c78
Status:
Included and unchanged
Block:
#3,497 2,516 blocks after it
Position in block:
Transaction 26 of 233
Award day:
Aug 6, 2018 (8 yrs 3 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 #3,497 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 SUDIPEN, LA UNION awarded it to J.A. OLIVAR ENG'G DESIGN, CONSTRUCTION AND SUPPLIES on 2018-08-06.
    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)
    COA's CY2024 audit of Sudipen gave a "unmodified" 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   1f867c0a01…287c78now      …
  2. 2. Block Merkle root changed
    stored   be82f222bf…c047b0now      …
  3. 3. Block #3497 hash changed
    stored   60d8baca31…e537e3now      …
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 232 records. Each step hashes the current value together with the sibling shown.

  1. leaf  1f867c0a014642d4efe92ef92c18d7b61dd8ea70c8641036cf26f244c6287c78
  2. 01 R 21078e2beb999e51b16279a58e9ec3c1515ceeed89076a2b1393df0745f1a428
  3. 02 L 583a077a3f5495cc6a6c73d7f3960361687de7da5f8626b33d2ac1338a91115a
  4. 03 R b9f1ebc4ad53cd6ec385635b6545447919dcb3d1835f4dd3338de1ca2a453c7b
  5. 04 L d2db40f41bd153169fdef74f9fc02fddb66ff084d3b82b6283fdd0051b939a89
  6. 05 L 92f83577305e70fed6e781de14f32eea777fadd93ae2ed9a02bfe307a5a96873
  7. 06 R a66a19e28866c38b4b446ce707061a941b76302e50c4b1180c761056bfd7e26f
  8. 07 R 55ec9b19ee70736e51b751165e8396c1e1549c5a200469bc826da23298433455
  9. 08 R 6e904c017944f98446c26bb924b0351b0eab7faa8d41763e554fc0ca4f58b7f4
  10. root  be82f222bfee1e540c9074a9dbe8da9ac4d2214323cee0133925fbcf44c047b0