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 - REGION IV-A Award a ₱39.0M contract to A.C. SOLIVEN CONSTRUCTION AND GENERAL MERCHANDISENational agencies
Transaction hash:
71ca64e7a6bbf6d73cff0e0cc4e5ed7885db34bc0dcbac127660b4ba001e48eb
Status:
Included and unchanged
Block:
#5,305 708 blocks after it
Position in block:
Transaction 145 of 297
Award day:
Oct 17, 2023 (3 yrs ago)
Value:
₱39,003,712.28
Project:
23D00211
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 #5,305 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 - REGION IV-A awarded it to A.C. SOLIVEN CONSTRUCTION AND GENERAL MERCHANDISE on 2023-10-17.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 71ca64e7a6…1e48ebnow …
- 2. Block Merkle root changedstored 106bbff9e9…4487d5now …
- 3. Block #5305 hash changedstored 2d224d14ba…a65b14now …
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 296 records. Each step hashes the current value together with the sibling shown.
- leaf 71ca64e7a6bbf6d73cff0e0cc4e5ed7885db34bc0dcbac127660b4ba001e48eb
- 01 L 718661ba1c4176a704300329631ae4f607fd7021ef2a456adfdf4a6e2f369a13
- 02 R a2591dab30e733bf8d999b7abf48810e4325358961a2ca4cfd4fc7db7db985a8
- 03 R d4cb280a6843f8b6e492306c4ed3ebbd52d4526f9ef518c23efe08013297b237
- 04 R 42d7f29932ad68e2c5d56f012699b6aa1b25b3a85c1fae5c021e04f0aa1044ab
- 05 L e873fd3c005494f25b62fd5d1f4dca99938cd7bd87537060414ba03173053a78
- 06 R 2f09923ec24d4e8bc806cf2f9c6ee7e43d479c9088e6c667d18f855733c05c8d
- 07 R 8d52ed279ba573d41fd7448f7f868481d54faf8d6c4d587b1752798c216abbe8
- 08 L 762c5b817f4424563cf7707d5dff8c8f3d8d16623bb5eaec095a3ce129c41923
- 09 R bbfedd9a834321d199c3c1580952d272190f730c5d580338bf1e4f1128dd342a
- root 106bbff9e926b9f3541e1586b2a609041656f87d750d545426309b3a7c4487d5