OT-2026-000054479
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000054479) never changes.
Identity and time
| Publication number | OT-2026-000054479 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1283-714e-901c-671e4cd5c4a4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054479 |
| Status | PUBLIC |
Content hashes
| Canonical text | b360dcba7296dd258fb1999fabe3cd01dfb9bd28ca5e4f690fc6ec10d7d63a34 |
|---|---|
| Markdown | 562d3bef211457c3dfd0215dfb1dcb737db1afbf54d51ed794135bba4e8f54dd |
| Publication page | d12eb6ba53aa8a23133ba7eeb12e1041a4b75b24600a972d2ca381e68ea42585 |
| Manifest | d0cd794000fed89b73d944141ea4d6182e1898fff0f655cc7b72f0c63fa5c80f |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | 0tbylHEQER0P7mah8Wi5ZfmpJFjV5vrBDBVqp2s/KTOvkYdTY30YTDDvOAA0UA9tFpYlwAju9ybJl8AuxAigAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:53:28.549987Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054479observed d12eb6ba53aa8a23133ba7eeb12e1041...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:28.533042Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054479/manifest.jsonobserved d0cd794000fed89b73d944141ea4d618...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:28.514653Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054479/publication.mdobserved 562d3bef211457c3dfd0215dfb1dcb73...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:28.497686Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054479/publication.txtobserved b360dcba7296dd258fb1999fabe3cd01...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|