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 - DAVAO DEL SUR 1ST Award a ₱21.8M contract to ST. GERRARD CONSTRUCTIONNational agencies
Transaction hash:
a0bc0a9da671b3680fbff590be081adfc2b72735e1c92f74fd4760868282e976
Status:
Included and unchanged
Block:
#2,891 3,122 blocks after it
Position in block:
Transaction 62 of 113
Award day:
Oct 27, 2016 (10 yrs ago)
Value:
₱21,813,210.21
Project:
16LD0054 - NOA, NTP & Contract
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 #2,891 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 - DAVAO DEL SUR 1ST awarded it to ST. GERRARD CONSTRUCTION on 2016-10-27.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 a0bc0a9da6…82e976now …
- 2. Block Merkle root changedstored 1c1da7ee5d…08ffc7now …
- 3. Block #2891 hash changedstored 33ae6bcc70…14f0e2now …
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 112 records. Each step hashes the current value together with the sibling shown.
- leaf a0bc0a9da671b3680fbff590be081adfc2b72735e1c92f74fd4760868282e976
- 01 R a3db847ceb842b0bc4a555dff662a1df982a6a4a04da61fe6ea8a051c767939c
- 02 L 251539ab871b411fd72aacb4d3b3675310f2696a61b0ba5847a85a5876d574aa
- 03 L d6edf3e93cefa6a523b7e3c906f2910f26c393b3c84a0f0760df62149896de4f
- 04 L 8cf447af084d113ab8df0f91497bcd3e012939f7ae839fadb4e598022257a0fb
- 05 L 1f342a6663f0eec161a3b635d22536b6f963b96d415880f7785873cf5eb108d2
- 06 L 1357edbb3ed08900ee71386725ee6c214bb8e501e111bc98daa95a8cf61c4d7a
- 07 R 472b7dd6f8351d4f45665c67d2e107afd0524c6953e433052f57671b0a2f1d9e
- root 1c1da7ee5d780c1a5e7da7bf8cd52c1a13123f0eb7ddc3d5241c3b169a08ffc7