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 NE2NDDEO Award a ₱746.3K contract to R.D. TALENS CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
684407fb9dfd5e1c50b7e45ae37b6191cc809971b415e77023f38c8c303e34c7
Status:
Included and unchanged
Block:
#2,532 3,481 blocks after it
Position in block:
Transaction 104 of 288
Award day:
Sep 28, 2015 (11 yrs 1 mo ago)
Value:
₱746,250.00
Project:
15CF0031G
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 #2,532 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 NE2NDDEO awarded it to R.D. TALENS CONSTRUCTION AND TRADING on 2015-09-28.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 684407fb9d…3e34c7now …
- 2. Block Merkle root changedstored de2cfcc869…2ff8dcnow …
- 3. Block #2532 hash changedstored c3f0bf0f39…bb2c7enow …
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 287 records. Each step hashes the current value together with the sibling shown.
- leaf 684407fb9dfd5e1c50b7e45ae37b6191cc809971b415e77023f38c8c303e34c7
- 01 R 684e852ab776f0b0d93602e5aaf38697e522821f709987e4d7e3df44fbcec27e
- 02 R 0dfef2b17db278be21192f2e4b1032a70972fcabb3ee0283516edd48e141c7fd
- 03 R 7a170849e5a83ca3e01949a369a6d1537dc94143e69a0a62137700c49f0fc8b9
- 04 L 38a587ff03d4d4f5f32fdb27413cb01c145d32c2cdf56f18d87ccb019858ec9c
- 05 R 1295ad9509a8899c8f6c6c74d1e0b98db751246e9cabb22ba7bd6eebbc7140bb
- 06 L 63eb247e61c06fbf26bcc3a23ee0f73d3bbd46f9b4e338a650c1037779b8f12d
- 07 L 667853a30f95e6a148649201cc554106eefd9ed5ecb0ec5d12f1135954c6e713
- 08 R 80ef99205b9c263eda1894d6df1d2d04097dbd29dd715e88218ded1d592bd63e
- 09 R 4392841317a2de00f82835bc841090fe503e8f861900f9c8190717fcf2ff7f60
- root de2cfcc86937f16de18e1a5c57bda1e1205d033273db10a266b1aa50c12ff8dc