OT-2026-000057505
Publication integrity record
Single cup vacuum gripper, two 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-2026-000057505) never changes.
Identity and time
| Publication number | OT-2026-000057505 · never reused |
|---|---|
| Internal UUID | 01a0ae88-2692-7eae-87fb-2064204558b0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:33.513637Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057505 |
| Status | PUBLIC |
Content hashes
| Canonical text | f9acd9e47261c9726ddf6f008756585ba76fc80a69ff3df881d56e833c21fda6 |
|---|---|
| Markdown | f9b29899fa9777a4902096d0c1c8fd0a59729caab11e48611034b96818ea236f |
| Publication page | 735468f0d422c2767ba77f5ed2760f52d2e63ebb1732f6e2782a2bd1adfa4311 |
| Manifest | cddcb03a2c0874a68178dd46943835484640f83a88d8705c6406cdb2dc6c35fd |
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 | r8PEamRI+kPeSgYQbXTorIn5qGPO74qpzyE/oqk1BoGXFVJUhLknXwyBM/XW9oO+UOmrNPIsstHIn8W9XOMjCA== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:48:02.047081Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057505observed 735468f0d422c2767ba77f5ed2760f52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:48:02.025938Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057505/manifest.jsonobserved cddcb03a2c0874a68178dd4694383548...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:02.007623Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057505/publication.mdobserved f9b29899fa9777a4902096d0c1c8fd0a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:01.988660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057505/publication.txtobserved f9acd9e47261c9726ddf6f008756585b...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. |
|---|