OT-2026-000103574
Publication integrity record
Foam pad vacuum gripper, three zone face, pump fed, pulsed blow-off after 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-2026-000103574) never changes.
Identity and time
| Publication number | OT-2026-000103574 · never reused |
|---|---|
| Internal UUID | 01a0aea4-e461-775d-8b81-6f7f1280fec3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:57.105586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103574 |
| Status | PUBLIC |
Content hashes
| Canonical text | fe7ec526a0edc641c2f66034dfd13069ec4bbfa41e86fd570fcc410eeb703c88 |
|---|---|
| Markdown | c65312e37fe62832663d1d98fbede494d7329dcfc1e027356bf48dd81245b403 |
| Publication page | 3472434449f14e0ccc5b09ff37f475bf37a9b5b11db1787ce6c6ab542de98016 |
| Manifest | 433e1e6424034a698fc802f1f28f0bc230a5afd95b56304aa46f6535761e46f0 |
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 | xYmQVYjuxOn1ir2Invis2GHFbHCyKvg9wMuH0cJhyNlJpt52txlesUAVhlxcoUYo4SEwojmpALCvbAAfktguBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:22:21.491252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103574observed 3472434449f14e0ccc5b09ff37f475bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:21.472944Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103574/manifest.jsonobserved 433e1e6424034a698fc802f1f28f0bc2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:21.456155Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103574/publication.mdobserved c65312e37fe62832663d1d98fbede494...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:21.438059Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103574/publication.txtobserved fe7ec526a0edc641c2f66034dfd13069...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. |
|---|