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 - ZN IST DEO Award a ₱3.8M contract to DIPOLOG TOP CONSTRUCTION & DEV'T. CORP.National agencies
Transaction hash:
b830cb45258c56d7d5bdfe4a03a8429d5c39967210210dff60e80ec528f5237e
Status:
Included and unchanged
Block:
#1,716 4,297 blocks after it
Position in block:
Transaction 708 of 994
Award day:
Mar 27, 2013 (13 yrs 7 mo ago)
Value:
₱3,799,170.72
Project:
13JB0021
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 #1,716 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 - ZN IST DEO awarded it to DIPOLOG TOP CONSTRUCTION & DEV'T. CORP. on 2013-03-27.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 b830cb4525…f5237enow …
- 2. Block Merkle root changedstored a8ec25a846…bd41d1now …
- 3. Block #1716 hash changedstored 78b8fe0be4…5cd3d8now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 993 records. Each step hashes the current value together with the sibling shown.
- leaf b830cb45258c56d7d5bdfe4a03a8429d5c39967210210dff60e80ec528f5237e
- 01 R b84c1c7e982a6034d83c2d8936153e0b5c00fe80d212ab95e18a99c7ee661212
- 02 R 04c274c2f13b3b820c1af7a0c9ec9950b59460388e8a9d83098867b79f70d6dc
- 03 L f2612aff2cf79d8f6f33fd86666b36e9a0fc48d76945a3b3e68cd288d087979b
- 04 R 6ee1cbc5f3e26ff29ed531f27e32fed0e51150014ba21a13f0141e022e39c0fd
- 05 R 0688cae3b0f9151c48d5c5dfa0eb2cef81f799f029298ae2afc9fe448be4983f
- 06 R f762fa8ffde2cb80e78df304fbabf63163c02247d0a598e47a4f13141b5ce734
- 07 L 91146915aaa481a62f9bdfe7110c852a8a2543314e6a0f6ddbd859227287049c
- 08 L b200d571cba7c304da0314251432715844f19bf024a12c0427247a1dca05dcc3
- 09 R 74121496ecaaa847d56e20dc54f49ff21d16590f1628589900ce7e7edb459e96
- 10 L c961ccaeacbee4bdc5970d3457a2fd79aabe4370fee4877426272b646da4e304
- root a8ec25a8466915942c86a512b4d9128d86585d174b925050849e7122fbbd41d1