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 - QUEZON CITY 1ST ED Award a ₱17.6M contract to TUCHAR CONSTRUCTION CORP./ EXPRESS CONSTRUCTION JOINT VENTURENational agencies
Transaction hash:
c2c8eb0ae4e8236057d606f91079f100c0f640a5e58c2694b9243ba2a72f61b4
Status:
Included and unchanged
Block:
#2,672 3,341 blocks after it
Position in block:
Transaction 228 of 304
Award day:
Feb 24, 2016 (10 yrs 8 mo ago)
Value:
₱17,562,481.81
Project:
Rd. Wid. Inc. Drain. Gen. Luis St., QC
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 #2,672 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 - QUEZON CITY 1ST ED awarded it to TUCHAR CONSTRUCTION CORP./ EXPRESS CONSTRUCTION JOINT VENTURE on 2016-02-24.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 c2c8eb0ae4…2f61b4now …
- 2. Block Merkle root changedstored ad7b91dc43…471683now …
- 3. Block #2672 hash changedstored 2966d412a2…5be50fnow …
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 303 records. Each step hashes the current value together with the sibling shown.
- leaf c2c8eb0ae4e8236057d606f91079f100c0f640a5e58c2694b9243ba2a72f61b4
- 01 R c5e576821c4fb24c7fc83eaecb4ef1be9892954cc5dd8f859bdef30717a2ee06
- 02 R 8bf8da2c40572e627fe08956efb2cdf349c0c7e81c4280921394472a1ca06def
- 03 L 5a9bcbe5ecf4cd4ca862185fb6f2b095eb0c4be57b3397661081fce8a9d4f2b0
- 04 R 7e7135d03c8e611c7f47126c5f3075cc805e027d4124979d9042fd69ec1dada8
- 05 R 58d33ec31a5d1a6af2468b9b4f5a205d048e72072e02080a992e6bf5e8a6eb83
- 06 L 1dcfc95ccf2e08094980f93810291e23572a0e6b053912c5c9f9eea260d7fa0c
- 07 L 9c12984416c4e17b992d7cc5bcf98a56938e8b69fa04cc541363638db545ccba
- 08 L 99ca073e89e3e8fe37548745e634bb59d708302da1eab3858db50ed7e3afe956
- 09 R 1e391c645d2d959ec77cc94f12da4bb78ad8fb2347c063dcaf7e18ac951968f0
- root ad7b91dc43545473385ab64049c1b29dbfd0fef61d7e7a82d554e3a44e471683