OpenTechnical

OT-2026-000051548

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000051548) never changes.

Identity and time

Publication numberOT-2026-000051548 · never reused
Internal UUID01a0ae83-7c81-70ce-9a14-9571ef57409e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051548
StatusPUBLIC

Content hashes

Canonical text6149a1f2765075591ab42a66f001828dc523c93c66cf5d16370b8b7285ad7308
Markdown809278a11d9d9a074317066325350cb4e010ccebfcb284841954a757cebc056c
PDF
Publication page66861dc5c8491cac590ef54eb20746dd22df206c8ba564b6bcf483878c7f5887
Manifestda82b34032275a310376a09ebd6aac6966204d97f120d0d72bb69a41319bc109

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
SignatureSezzfzTT5/QaQTHJgfddvQpup/CNAWr/yjqsYUt4n2LnAcg+prHeElsvHsAkZtxZvneLIA1dianJapVxFwevCQ==
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

2026-09-17T10:58:22.855329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051548
observed 66861dc5c8491cac590ef54eb20746dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:22.834142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051548/manifest.json
observed da82b34032275a310376a09ebd6aac69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:22.814106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051548/publication.md
observed 809278a11d9d9a074317066325350cb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:22.795158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051548/publication.txt
observed 6149a1f2765075591ab42a66f001828d...
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.