OpenTechnical

OT-2026-000026675

Publication integrity record

Two cup vacuum gripper, two zone face, single stage ejector, 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-2026-000026675) never changes.

Identity and time

Publication numberOT-2026-000026675 · never reused
Internal UUID01a0ae71-f4aa-7af2-99eb-4858c961c050 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026675
StatusPUBLIC

Content hashes

Canonical texte3cb510785c4e4c439134a24238c640b9dfb7b19047d4de32c8d7a0f544e8650
Markdowna8f874bd7c7988a40e3ce874258fe03c484af98d2cd16c620e54356d00b39830
PDF
Publication page3c3133a03c91efd6e1feea2e7f08ace3fcc082e082dcc1bddd46e98e14da8c8d
Manifest5cc16873db39f3521fc632e78316cbe7e11c5c69c34d93beab321dbbc892d16c

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
Signaturep7uIC0xXYFJnThF+nvhcgPTHB4Qafby61ZvCjj5qQ/LBLHQwk+lsebnLk0/KCFlilIiAD8ESvqXPXJsVqJYjAg==
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

2026-09-17T11:45:45.610393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026675
observed 3c3133a03c91efd6e1feea2e7f08ace3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:45.592368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026675/manifest.json
observed 5cc16873db39f3521fc632e78316cbe7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:45.573667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026675/publication.md
observed a8f874bd7c7988a40e3ce874258fe03c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:45.557493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026675/publication.txt
observed e3cb510785c4e4c439134a24238c640b...
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.