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 CITY SUB-DEO Award a ₱18.8M contract to LLM CONCRETE PRODUCTSNational agencies
Transaction hash:
2edd4a6465bc2d3d13c5ed44dda1ed4b07a30b9e431800b711f99cadcb72ea0b
Status:
Included and unchanged
Block:
#2,127 3,886 blocks after it
Position in block:
Transaction 21 of 128
Award day:
Jul 14, 2014 (12 yrs 4 mo ago)
Value:
₱18,815,022.22
Project:
NOA,CONTRACT,NTP
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 #2,127 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 CITY SUB-DEO awarded it to LLM CONCRETE PRODUCTS on 2014-07-14.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 2edd4a6465…72ea0bnow …
- 2. Block Merkle root changedstored 7bcd6c2359…7d286fnow …
- 3. Block #2127 hash changedstored 57782d99a8…8a7989now …
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 127 records. Each step hashes the current value together with the sibling shown.
- leaf 2edd4a6465bc2d3d13c5ed44dda1ed4b07a30b9e431800b711f99cadcb72ea0b
- 01 L 2d82529bf12bc13ae309bdc0b75fbabf471703b0fe2d30d67f160fd3a825e23f
- 02 R dd3c90167a60ed79fbadf5979f73ed7087e6095c98a078f56dec2130555f2b4e
- 03 L 74128de1537d0dcbac00ccc813c650d6409ee3b0f78db2b4665c58e5a93c9757
- 04 R c9b3a3cf0fc098787ca5c5cc68e36e412f1c12a0271a414189742efce655a8f6
- 05 L 1d05edd5ac8b2c896f23f8ab23919b4a08512c72e99d7565391e350eebc5af4f
- 06 R dfef0cdeaf1c7ef984aa15e15557fc10fb75c0224819602b0fad58fa142ab7e4
- 07 R 7cf34ebd6dcd93a6b90762184e78ab0b3b68ab81228e1a05b80352d2d1b9a71b
- root 7bcd6c235936c058a61afc0fc01fca29fb804f19522fc9e51c5648a03d7d286f