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
CITY OF LAS PIÑAS Award a ₱418.3K contract to ARAC CONSTRUCTIONCities
Transaction hash:
14c971eefa40d4ce8df314c8710aeaa576fe20bf05e3e4b9f0fb209d6867f347
Status:
Included and unchanged
Block:
#1,920 4,093 blocks after it
Position in block:
Transaction 14 of 135
Award day:
Nov 18, 2013 (12 yrs 11 mo ago)
From:
Value:
₱418,289.00
Project:
Repair of Bldg.
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 #1,920 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)CITY OF LAS PIÑAS awarded it to ARAC CONSTRUCTION on 2013-11-18.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)COA's CY2024 audit of City of Las Piñas gave a "unmodified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 14c971eefa…67f347now …
- 2. Block Merkle root changedstored 89cd376a11…c04bd9now …
- 3. Block #1920 hash changedstored 1a5629fb71…a11c75now …
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 134 records. Each step hashes the current value together with the sibling shown.
- leaf 14c971eefa40d4ce8df314c8710aeaa576fe20bf05e3e4b9f0fb209d6867f347
- 01 R 15d5c6e5c4b70162c8e420e179bbdd56dc39dfbb8b98cc4ca3d9cc516c3e590e
- 02 L 69cbb2fff26cb0bec4673bc9ff9f2b3877db14f9cee7dd5ce7e45b53c93118f7
- 03 L e45b343a33ef9341909b9e8422dc71541b94287bf572b6f3d4ce0a7f2c32c5a4
- 04 L be24a2b492ff2fab2b725a7369fbaededb1f058e0f143ff15406dd53d4508ef4
- 05 R bda5d008aae712ccb7438af24154e57049e123fde6d2e21fa70ffd97bfe32e85
- 06 R 76f59badc3910e05b836b5f8628a34d1462539938ba63f210d4e2c756101f43b
- 07 R 87d91047d91ce868e3915acfbda2a5da64f5707e8a2d8fd165f00de373d029f9
- 08 R 5f8f3e871888636dbc753c8a5c33bf2cacb02a5faa7fa16423da6a2beef09400
- root 89cd376a11a4535353e9281f27b2bfd270ca805566ba1d1efdb0af13b1c04bd9