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
PROVINCE OF COMPOSTELA VALLEY Award a ₱5.8M contract to TAGUM BUILDERS CONTRACTORS CORPORATIONProvinces
Transaction hash:
f2e8cedf5da4624eb81aaef678ea508e58cf0126d8ad97231bff1b2c5c0f0387
Status:
Included and unchanged
Block:
#5,323 690 blocks after it
Position in block:
Transaction 322 of 330
Award day:
Nov 7, 2023 (3 yrs ago)
Value:
₱5,815,554.44
Project:
Construction Project CW23-059
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 #5,323 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)PROVINCE OF COMPOSTELA VALLEY awarded it to TAGUM BUILDERS CONTRACTORS CORPORATION on 2023-11-07.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)COA's CY2024 audit of Davao de Oro gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 f2e8cedf5d…0f0387now …
- 2. Block Merkle root changedstored 56ed8355d2…5d3f7enow …
- 3. Block #5323 hash changedstored d9617d1198…033358now …
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 329 records. Each step hashes the current value together with the sibling shown.
- leaf f2e8cedf5da4624eb81aaef678ea508e58cf0126d8ad97231bff1b2c5c0f0387
- 01 R f558b42c3250d2cadef3e442638ab1892a108643a795375169371811f900579c
- 02 L dff47ff08530758b2919dc45fae783370f14c3cb9f005d726b8e1d2718172119
- 03 R 6586f3ec8d2c7f31385d8187ca0c8685a25080f9f043719f54e951af4b534726
- 04 R 279a32d9911f62e7968a923dab307327063290a0fe9469b3cc69735f0f454962
- 05 R 62fbeda9a0bcbd03f483ae132cfcab1f8e70db531ca5a8d8d96210ef7ebd12d8
- 06 R 77ed35c19d6428c2dc2b92710b9b74504e9c77568f2f6f716a4d610fac96ab63
- 07 L f5387de756e21fb81b7f37b3db70bed55721d1bf24ad08b0513bb89d0cb317f9
- 08 R 5c6883fb2811ea1a5850445afc53a1f2dd033489d2e17ccfce0cd709bbf0875f
- 09 L 68190defdcc69b6084436cb22c13f71d902155f7e81b2b2ed96dc3942d98d5f4
- root 56ed8355d2e859cbf51bbef3798bf275f462a856b8aac2a477cd5923125d3f7e