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 ₱1.9M contract to R.D. MANDANAS CONSTRUCTIONNational agencies
Transaction hash:
f8bb0a4e9c21a32cf0e905a2428b3679bdba7b80b161bf7d84a827e820a69e57
Status:
Included and unchanged
Block:
#2,919 3,094 blocks after it
Position in block:
Transaction 161 of 170
Award day:
Nov 29, 2016 (9 yrs 11 mo ago)
Value:
₱1,889,625.88
Project:
16-OF0093 Construction of Multi-Purpose Building
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 #2,919 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 R.D. MANDANAS CONSTRUCTION on 2016-11-29.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 f8bb0a4e9c…a69e57now …
- 2. Block Merkle root changedstored 027076fa79…6c0addnow …
- 3. Block #2919 hash changedstored a4839dddc0…4f074dnow …
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 169 records. Each step hashes the current value together with the sibling shown.
- leaf f8bb0a4e9c21a32cf0e905a2428b3679bdba7b80b161bf7d84a827e820a69e57
- 01 L f5c707fe57f648308d88b372ac06c5e9ac146e8a80f0f6114e5d10d453dc6f02
- 02 R 25ae543b8f2ee3ae413c609b826571ff9bae60db203c409fd29403060af34f7d
- 03 R b37ea22deae50aca58cac826a18bda9d069c6dd8c7e93a45be5a7e1a09748e13
- 04 R 115a91969eae1621e9909a86884ab558324c2caea1627bceadd29d141ea48bc7
- 05 R 7504030a48bb7050d9f63cba433e300d280e3451f8b09d66143c8679e3e06bb4
- 06 L e1613fdd5752d0d720fe390a4c48e7c86de787a523aadac0c72cd9ce1177a960
- 07 R 57545f6ee037162841db8703b9bd499bfb81107dc880eb7b75ee6d73464061a9
- 08 L df17623eb4d2c1aee4f346413f588fe153fb4e9d6b44d3e07212b4467277f508
- root 027076fa795b7328864bd932be661351c9d828d29ca1e2caaca3b6b31d6c0add