OpenTechnical

OT-2026-000023876

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000023876) never changes.

Identity and time

Publication numberOT-2026-000023876 · never reused
Internal UUID01a0ae70-aed6-77dc-a48b-ac698040e7c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023876
StatusPUBLIC

Content hashes

Canonical textf57b9c8fa4d942fc68288e1a83b05ed3493b2e68afc9b32600fdd4324d52d393
Markdown524103097e54b68721f7c907315b405c8aae571bc5a893c8626da1fd15fd9d5c
PDF
Publication pageb6d7879e11f99fbde06696bc6a66cb4787e5fb82372899c6b7e1444e4adfce75
Manifest92aac11c3247f6f8a87400b3563247feb5d63267b4af23c930c8a7245adf2425

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
SignatureKO79gqtQK3/yj61b1W0FWt2NsjZ5EQeYbCH5gfLdlchNXz6MoZBT2oybrw3ocaohVPqtIrSWiWkA19rpqimsCA==
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

2026-09-17T11:50:29.064321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023876
observed b6d7879e11f99fbde06696bc6a66cb47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:29.045699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023876/manifest.json
observed 92aac11c3247f6f8a87400b3563247fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:29.027631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023876/publication.md
observed 524103097e54b68721f7c907315b405c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:29.012124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023876/publication.txt
observed f57b9c8fa4d942fc68288e1a83b05ed3...
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.