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 - EASTERN SAMAR DEO Award a ₱1.0M contract to TUBIGAN BUILDERSNational agencies
Transaction hash:
415d3dab38894d4293d660fa8a7aef50efe8fc041b0e9aa24e38b1f3e9aa6ae4
Status:
Included and unchanged
Block:
#2,947 3,066 blocks after it
Position in block:
Transaction 83 of 380
Award day:
Dec 28, 2016 (9 yrs 10 mo ago)
Value:
₱1,006,244.63
Project:
16IB0304 - Repair ESSU of Dormitories Building Eas
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 #2,947 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)DPWH lists the funding source as "Outside Infra - GAA 2016 NDRRMF", i.e. the FY2016 GAA. The exact UACS line is not given.Partly
- 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 - EASTERN SAMAR DEO awarded it to TUBIGAN BUILDERS on 2016-12-28.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 16IB0304: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2017-03-24). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 415d3dab38…aa6ae4now …
- 2. Block Merkle root changedstored cfe23f5b55…fd78e4now …
- 3. Block #2947 hash changedstored bb49974a7d…63262fnow …
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 379 records. Each step hashes the current value together with the sibling shown.
- leaf 415d3dab38894d4293d660fa8a7aef50efe8fc041b0e9aa24e38b1f3e9aa6ae4
- 01 L 3fd30f4be00b1493ca29ca93d281b4c2e42941aba1f6246defa673c9d97ac832
- 02 L 538abe370b178ce85087c9e59199ae8b6170483a83ed96da251ebdcf70e4fcf3
- 03 R 5eb1ff92f960b522112f625e807f8b37fdfb6f35697970320fd753eca5790d2b
- 04 R d1ec2f7b5ad945b03cdf8d918257c1e5bb7c3375924bb833b6da5ad54c04acc9
- 05 L 885916596114cbba170fc3c0cfb32e2c89397d01f05e6cde675b5d0eb7868d35
- 06 R 324b815d4c8b4756acf2eb9cdf0baa8fb8bcfcce7ce1d8133bfbfff7a162e3c9
- 07 L 5ec547b3d54cfdd9316975c6edd322e2911bb5d4f507e7174da4f883b64488c4
- 08 R 771c34b3b5146fda1f27a6c20fa6b181c62001f1449e2494ad83173e4769d81a
- 09 R 43850f9c43bf35c00ab2cf20bb2f8242f19260304b40e6543f993da69bf222b5
- root cfe23f5b5525a426e513ab0fd3f0ba36a4be488980486d0b1681574d75fd78e4