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 - CEBU 4TH DEO Award a ₱1.4M contract to ZION CONSTRUCTIONNational agencies
Transaction hash:
46d6ddf1d9bd2e8f005fb00b3f70f0d68e1d9c7e95c87d5ef11e681b28f31743
Status:
Included and unchanged
Block:
#1,886 4,127 blocks after it
Position in block:
Transaction 25 of 109
Award day:
Oct 10, 2013 (13 yrs 1 mo ago)
Value:
₱1,427,362.82
Project:
13-HG-0109
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 #1,886 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 - CEBU 4TH DEO awarded it to ZION CONSTRUCTION on 2013-10-10.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 46d6ddf1d9…f31743now …
- 2. Block Merkle root changedstored c181d94d1a…257875now …
- 3. Block #1886 hash changedstored ca9b6427e4…cd7f9cnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 108 records. Each step hashes the current value together with the sibling shown.
- leaf 46d6ddf1d9bd2e8f005fb00b3f70f0d68e1d9c7e95c87d5ef11e681b28f31743
- 01 L 44a93ae04a78a8297a29b60894c0832f7e7a3f372542557f5230e827a655ede9
- 02 R b9bc7976570b3fdff56f7f5328be9f371e890ab8f7fceda6706c2e5efd1b800b
- 03 R 85c5a4ad80e839e1b7810ee512c7a683e52bebe40702ed0f548888b0d3c9f240
- 04 L f575e1178e2ba017402742547492f7f001ca3d4e7da96bf2010a02d03d53b204
- 05 L aee579f4c37d34fff3300daafdf02509939cabc50cad4b398390b44a336c9154
- 06 R ff89849435e84b8af8cd757a785d3947f1932b11102b4c3c03fb529eaa3a1ef3
- 07 R 4a26fd35f8a04131c38e467b2ad911c0d3da4ebbd37d6d820fd0e1b9651bcb70
- root c181d94d1a48c3648b40c14369a3abcf579b2023e051fdab157593af00257875