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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 - QUIRINO DEO Award a ₱1.9M contract to COLBY CONSTRUCTIONNational agencies

Transaction hash:
46da19cf33417f6514d32f4efbc359844a250570d2483acd4bdda8cf7409597a
Status:
Included and unchanged
Block:
#2,682 3,331 blocks after it
Position in block:
Transaction 120 of 418
Award day:
Mar 7, 2016 (10 yrs 8 mo ago)
Value:
₱1,942,078.29
Project:
15BK0092 - Construction/Concreting of Road

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 #2,682 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 2016 Locally Funded Projects", i.e. the FY2016 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 - QUIRINO DEO awarded it to COLBY CONSTRUCTION on 2016-03-07.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 15BK0092: 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 2016-04-29). 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   46da19cf33…09597anow      …
  2. 2. Block Merkle root changed
    stored   98a860e353…60285cnow      …
  3. 3. Block #2682 hash changed
    stored   af1afe7858…6c023cnow      …
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 417 records. Each step hashes the current value together with the sibling shown.

  1. leaf  46da19cf33417f6514d32f4efbc359844a250570d2483acd4bdda8cf7409597a
  2. 01 R 477d4231d4a6cb5e9b0f5ff6597b6b43466f233a102ab46b062d2efa6fe5d82b
  3. 02 R 489844089acbef86bec5ba73db227489cf18313d97098ca2077ab516ae03fce0
  4. 03 R a69273af65fea436914307c4d3c6fdf26ddf6696929d5ca416bffac1df53083c
  5. 04 L 3e411d4f08e4fb251b2481e62efa223e7f2f87a2a19cd970d026acaea1c4eb1b
  6. 05 L 66b4c9da2a909d6490312b80a946e66d5de34c4b5121dec29c7acbe112748c59
  7. 06 L 035feee7f083c4402049efa3fb526304633e34b47d048438ed532297085040f5
  8. 07 L 003d611e111e95309dd7560e9f4f1c81c981dff5b394edd315cdd8eb757e2e6a
  9. 08 R e244d03f244c6622b9631bd5ebca7d8d7d5432b9cc21d2813d103216c372c5b9
  10. 09 R 0ad488b80188a06f9925ccffde6022f790399c3bbb1710ed3a7abd1f57df26aa
  11. root  98a860e3531034daf8ce646e17b046801e68a16c892dcf588fdaa74fb460285c