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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 - ILOCOS SUR 1ST DEO Award a ₱917.1K contract to R. B. PANO CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
461ddec4bf84dfca6fc4e68e72181f823058b5bdf4c8ee066756d16103e85059
Status:
Included and unchanged
Block:
#4,546 1,467 blocks after it
Position in block:
Transaction 76 of 296
Award day:
Aug 23, 2021 (5 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 #4,546 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 - ILOCOS SUR 1ST DEO awarded it to R. B. PANO CONSTRUCTION AND SUPPLY on 2021-08-23.
    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   461ddec4bf…e85059now      …
  2. 2. Block Merkle root changed
    stored   de8a9e75ae…d9e8a6now      …
  3. 3. Block #4546 hash changed
    stored   8c75996edc…4fda20now      …
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 295 records. Each step hashes the current value together with the sibling shown.

  1. leaf  461ddec4bf84dfca6fc4e68e72181f823058b5bdf4c8ee066756d16103e85059
  2. 01 R 48bbbbb2951b8f814bb0f6eaeecc3a5a71b128b660e246d1d9860f5270306bb7
  3. 02 R c2d93801a1f87fa58d04a029ba1b1eb1325282463a78361200cf4f754ebee6fd
  4. 03 L 85c6dcdd5986a0ae3768a92cd798edce61685e1c492e84eb9140996edbdea9c7
  5. 04 L 3f78d31bc7abcea03b0021c513a5fdb93800148fa9a5e3ec993ad44a344081a1
  6. 05 R d1311abdac297f4d89ee24691f238a7e0975a7a105b2cffd0bfc762d1e614032
  7. 06 R 44241f48cbb493e6eea095e1f4d8cfff5323b313ec4345f29eea4e95a800f49d
  8. 07 L 974a6e1015b13b47845e1213c5f20024bdac7bb77c4295489c0547051b832601
  9. 08 R ad05ac5ded55e334f18d8aab95eb37699a410de199cd8b98edef236de19ac03a
  10. 09 R b2667cf54f54b02dad2477fbefb35c1eb3d440c5d36818c3c3c4376bca3f874d
  11. root  de8a9e75ae184a6e76062125f70ef660e9a48b8a5ef5c8a8459996b180d9e8a6