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 - CAMARINES SUR 1ST Award a ₱9.4M contract to E.N. DADUYA CONSTRUCTION AND SUPPLIESNational agencies
Transaction hash:
3de8aec14d6269d60f0bbf8d50d4cf51d4692fdfbd16bb6ef1667f02c250efe6
Status:
Included and unchanged
Block:
#3,546 2,467 blocks after it
Position in block:
Transaction 35 of 178
Award day:
Sep 28, 2018 (8 yrs 1 mo ago)
Value:
₱9,408,809.61
Project:
Slope Protection
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 #3,546 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 - CAMARINES SUR 1ST awarded it to E.N. DADUYA CONSTRUCTION AND SUPPLIES on 2018-09-28.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 3de8aec14d…50efe6now …
- 2. Block Merkle root changedstored ee3c1ace1c…5c1087now …
- 3. Block #3546 hash changedstored aed896f789…c15445now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 177 records. Each step hashes the current value together with the sibling shown.
- leaf 3de8aec14d6269d60f0bbf8d50d4cf51d4692fdfbd16bb6ef1667f02c250efe6
- 01 L 39df1df756e32e21fa167701593f47133e0cae39e1203e4703fff83ca9fbc5e3
- 02 L 5f11ae8f1c71d127a7e97177659d162f86e1684b86600744df3df755ecec12c8
- 03 R 05abd03b8514240f7d564aad11e5138d4b6c80b692e60d0bbc09ff1fe33a6fa7
- 04 R de4148f7f31fdb1debd8b3f73b8459c7424dc58e3c3c4e61cfce93abf4b3114f
- 05 R 4eec30b19f3a09ec09b636deb8b2d1c805504a54f54213b7a886ac2fdd09bcd1
- 06 L a4647a5b4c73a673f220510dc8b2a8925ea0b1e15b46ab1364dea9dc7bec77eb
- 07 R 6927b27c582e5e10bd9a52b349bcd4d7486feb0cea1e9f69d44a0a007ce530e8
- 08 R 472dcd519759216ef14e1c64639c05a3539cf0bbff80e3512e936cbebf5dfb96
- root ee3c1ace1c01da44840ba655c8e6e4ae62ec1ff2e8ccf1c28fb33da0125c1087