OT-2026-000100020
Publication integrity record
Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000100020) never changes.
Identity and time
| Publication number | OT-2026-000100020 · never reused |
|---|---|
| Internal UUID | 01a0aea3-1474-7f8e-982b-b2dee8a6a2eb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:11:58.336218Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000100020 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5e86adcbee29097f787ba47a8f0d6b2e01b38ce63eab3329c3e1e8968cc32b2d |
|---|---|
| Markdown | 8472d3ad84b99e615a819af309e5676dc49ab60ed8370e1660bccd0adce02a05 |
| Publication page | 937a79afcfad01e313289296a52b229243c08b397e9b2b9b2f2ea50a41b7e188 |
| Manifest | bbb7ad6209de51a9e7b3a3afedce1d4581edb84a28ace559adb5c79bc5fe4ea5 |
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 | a8/O94QeTVnYA1mx+9QACNL3M5Lc/XDSTAfqKzT/2C5jYmh+gJDs/ip2ikQXi2zlG3mYt2ATln+12Jp5vsGzAA== |
| 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
| 2026-09-17T09:28:57.238845Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100020observed 937a79afcfad01e313289296a52b2292...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:28:57.221333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100020/manifest.jsonobserved bbb7ad6209de51a9e7b3a3afedce1d45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:57.202879Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100020/publication.mdobserved 8472d3ad84b99e615a819af309e5676d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:57.184392Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100020/publication.txtobserved 5e86adcbee29097f787ba47a8f0d6b2e...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. |
|---|