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
APITransaction action
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION V Award a ₱154.3M contract to ALRO CONSTRUCTION & DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
f1a330a33fdbcd89c867d62ebe8066f74350495b111b9176c9d27060f9e88b21
Status:
Included and unchanged
Block:
#5,785 228 blocks after it
Position in block:
Transaction 858 of 901
Award day:
Feb 27, 2025 (1 yr 8 mo ago)
Value:
₱154,288,582.80
Project:
25F00150
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
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 #5,785 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION V awarded it to ALRO CONSTRUCTION & DEVELOPMENT CORPORATION on 2025-02-27.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA 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
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored f1a330a33f…e88b21now …
- 2. Block Merkle root changedstored 5421bd5222…f8f24cnow …
- 3. Block #5785 hash changedstored 729396c659…f542f8now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 900 records. Each step hashes the current value together with the sibling shown.
- leaf f1a330a33fdbcd89c867d62ebe8066f74350495b111b9176c9d27060f9e88b21
- 01 R f2141af602d71cb87e095f2b86b9211c8be4df1bd843443a08359939ca8faa29
- 02 L bfd94f8ab97ddb58a7e4a6686e912832a275c69b0b2e74095d6853465ae373fd
- 03 R 538dcacaa0702acfa2e63a13fee6037167299ca8fa9792d9beac50bc9ce4afd7
- 04 L 733e27034cf7dd21e2ec6e04c9b6357ab86b6c50b049c907d387992079ce4d3c
- 05 L d39898934f95309654c52a40a57da382b6e10fbb3b66792220fe00caabad2257
- 06 R 6b19763f1aff9941549e719ecc1629bbee3ed612614e636c377fa6bdbb08bd8a
- 07 L abeaf0928fad78cf7414fc8a173d3e74133740245507f8a55912ae953034b2af
- 08 R 8a8d0b2dc92e0959e19ecc855342d9113371b1e4f90ed6bf36b86e07a631d2d7
- 09 L fa3cd5fb70a0ec9e5ccf2823fa1fd0370df986ac7b139fd26b4d6fe4b3845f47
- 10 L 2751709912a00ce240523690cfb63911ec507a31139ce2045f75cef1bb62873d
- root 5421bd52226ace0a3d64fa7f631d417b3840e2cb504ae6f19af19b6b3df8f24c