OT-2026-000054490
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000054490) never changes.
Identity and time
| Publication number | OT-2026-000054490 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1283-7526-b337-5ee47a9ad370 · 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-2026-000054490 |
| Status | PUBLIC |
Content hashes
| Canonical text | af3fe1ccf520d482ffdb0cc2bb16acac5aa20cfbfce1977444346fb290ef8986 |
|---|---|
| Markdown | 8cd164e7e4b4db8786e7ac14eb05515ba5e0c1b3dd2dac8bb2bcce4beffa42c7 |
| Publication page | 60c2eaf7ea38f4119ebc136cfed6566fb5bcb2aadda8a2926d5c4eefb72c55b2 |
| Manifest | 6b85c99f814b0cf88794354f299dd8481f7d533284dae293729968f8a45e10e8 |
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 | rdfzzfCd8Bsbk+mn8IYxp4+NEQIIPFLERxsdOCxraFH5D+2VUfjZSO/wGd3ZVq5WKeD0O6TcTqpR7JhWMcWBAA== |
| 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
| 2026-09-17T10:53:29.547324Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054490observed 60c2eaf7ea38f4119ebc136cfed6566f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:29.531501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054490/manifest.jsonobserved 6b85c99f814b0cf88794354f299dd848...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:29.513130Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054490/publication.mdobserved 8cd164e7e4b4db8786e7ac14eb05515b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:29.496017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054490/publication.txtobserved af3fe1ccf520d482ffdb0cc2bb16acac...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. |
|---|