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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 - QUEZON 4TH ED Award a ₱1.9M contract to R.A MENDIOLA CONSTRUCTION & DEVELOPERNational agencies

Transaction hash:
2dcb2b519264c2acb23f20031028e01b7a1cc93121d4b26c302356eaf4c76300
Status:
Included and unchanged
Block:
#2,586 3,427 blocks after it
Position in block:
Transaction 33 of 186
Award day:
Nov 23, 2015 (10 yrs 11 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 #2,586 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 - QUEZON 4TH ED awarded it to R.A MENDIOLA CONSTRUCTION & DEVELOPER on 2015-11-23.
    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   2dcb2b5192…c76300now      …
  2. 2. Block Merkle root changed
    stored   025757afbb…a5b1d3now      …
  3. 3. Block #2586 hash changed
    stored   da1ea7803a…bd4b2cnow      …
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 185 records. Each step hashes the current value together with the sibling shown.

  1. leaf  2dcb2b519264c2acb23f20031028e01b7a1cc93121d4b26c302356eaf4c76300
  2. 01 L 2d6d0fb317370b8d6e756f44a7f3e999d92d8834a23256362afc4fe1bb75e4be
  3. 02 R 404123f95c6178a15f00093e90b0bc2fca389bcfc487b8394f88b4e1cb703fe4
  4. 03 R d2521d3878a96ec28c0ffa340b96c9d0b99319735572ae6a3c97a9a34beb6bac
  5. 04 R 624e1d83a769f0e4846c033e5e10df62782e3e8527cb7082e6d43ffc34a65019
  6. 05 R 1a3181d1f06027b86eb1d2d9892dac6e607dddc98d7ab595e933dbfb65dc153a
  7. 06 L a39f508ec41fd4e2d66527c8a34c3a8dba88742742f9f209e1766ecf65f2f37d
  8. 07 R 3d5249f7321144ce1d0c46a47bb84ec14d09a16415229851a918c4dcb63b27b7
  9. 08 R 383fcf120e9db64876eef9fdb26c702a071af4e9da93c53736bbc14c7e0a0146
  10. root  025757afbbb52d0c8524f436f988b026cb9f4ca7b82137781e694fce8ca5b1d3