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 & HIGHWAYS - CAVITE DEO Award a ₱1.4M contract to ALMAKAR BUILDERS & METAL WORKSNational agencies
Transaction hash:
ceda3a7f12dbc1f11c467c2d6f54bcad86bdd6a185d3154c178c4d5f9863be92
Status:
Included and unchanged
Block:
#1,087 4,926 blocks after it
Position in block:
Transaction 25 of 32
Award day:
Mar 3, 2011 (15 yrs 8 mo ago)
Value:
₱1,404,071.91
Project:
11DF0024
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 #1,087 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 & HIGHWAYS - CAVITE DEO awarded it to ALMAKAR BUILDERS & METAL WORKS on 2011-03-03.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 ceda3a7f12…63be92now …
- 2. Block Merkle root changedstored a4893126d3…5c8c29now …
- 3. Block #1087 hash changedstored 2fab6bbb56…d65a20now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 31 records. Each step hashes the current value together with the sibling shown.
- leaf ceda3a7f12dbc1f11c467c2d6f54bcad86bdd6a185d3154c178c4d5f9863be92
- 01 L cb259ae7f1c4e757ae133495acc31bd5f6fe31d0a03e4013401af1c73fea9c68
- 02 R 5e56cfac8834a431db11f1f45560769d59a2e11937c7109563bac8a992867c3c
- 03 R a8a9e6a300d81d8b1ba0a8aed2e8fa556061a1fc56d8c876e598b2e81e99c356
- 04 L ee9933330bb90aa78505487956f4d8b4b4a8d1603e6a3bbe59f81cd55330ab0f
- 05 L d70f12303aef87b719648042cf83a4ae6f5639e244ba4cc37206f1786b52efa4
- root a4893126d37ae5b735da67b9a8fc4a12701f17d6b165409849a9f0b2815c8c29