OpenTechnical

OT-2026-000051127

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000051127) never changes.

Identity and time

Publication numberOT-2026-000051127 · never reused
Internal UUID01a0ae82-c7b6-7c48-8baf-ea75807d0030 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051127
StatusPUBLIC

Content hashes

Canonical text9f7f59dcf0f5ac4204a2e8d1d152622afc9f3a01a24e6e72fda7fafe61237fe2
Markdown0abea477619642bf5ceacc1a80d645eceb31c63c629741d4f807d62269b0bebf
PDF
Publication pagecff40e80d319b0322be13b39d8d221d51e63fd39342cc28f350a0f12bc3a3033
Manifesta89c43682bc2a47a1d1ac10f6448353c5487c8a829b20efbe1d39f7f1ecf8d87

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturebpvWRRlTkpvzvzGhdaC7Rlq0Fozf8F96pi3ic0TlkfgLUd4jZKCRq3QZNvrse91Q1nqK6UDOOHKFMIcfakxtBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:01:04.900492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051127
observed cff40e80d319b0322be13b39d8d221d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:04.883186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051127/manifest.json
observed a89c43682bc2a47a1d1ac10f6448353c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:04.864259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051127/publication.md
observed 0abea477619642bf5ceacc1a80d645ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:04.847102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051127/publication.txt
observed 9f7f59dcf0f5ac4204a2e8d1d152622a...
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 archivePending 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 packagePending Custody packages are produced weekly.