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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 - RIZAL II DEO Award a ₱9.4M contract to PERRC INC.National agencies

Transaction hash:
71e009bd641ccaa18402d5fe0f16119edb4189be5d535cae827b179d6f0210df
Status:
Included and unchanged
Block:
#5,280 733 blocks after it
Position in block:
Transaction 92 of 223
Award day:
Sep 21, 2023 (3 yrs 1 mo ago)
Value:
₱9,408,068.68
Project:
23-DO-0110

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 #5,280 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 - RIZAL II DEO awarded it to PERRC INC. on 2023-09-21.
    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   71e009bd64…0210dfnow      …
  2. 2. Block Merkle root changed
    stored   0c2dea94ae…d4e520now      …
  3. 3. Block #5280 hash changed
    stored   797c4dd7c5…af55b6now      …
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 222 records. Each step hashes the current value together with the sibling shown.

  1. leaf  71e009bd641ccaa18402d5fe0f16119edb4189be5d535cae827b179d6f0210df
  2. 01 R 721e0ea4d7a663ebc07af46a0f3bc994a53d790133c1437ab44389f9b8735cf0
  3. 02 R 2fa783217658c25d6dad0ce5a4a28dc0226c93c81bddd2bfc98cb2293d507411
  4. 03 L afc4265881a673bd1145d0affae236697b479c723dfc0934cbf70681802c6f8e
  5. 04 L bb29fb4642d4947f6e70e37ccf93228b810f9f5fe1f1d08fd4e6acc4ed498c62
  6. 05 L cec79e65f83d9da70f4e4428877b5628c5b4b1ded8fbc021a697cc9d84c3e155
  7. 06 R 4ebb1f71adf86842c48f1b1f23fbcdabaa30fc1ce8121721c9034724a18f4bfd
  8. 07 L 1dd17d85dd8ab1f24397f4019f726cb688d020637f0970b3d9abf99e6ac4cbaf
  9. 08 R 67dced5208d6026bb2e78ccef066e47bbe4e60f47a8ff5ef404626c16601c209
  10. root  0c2dea94aec4ca886320101d1eb3d97a4841ebdc13ef7e4541c64a4476d4e520