OpenTechnical

OT-2026-000080274

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented after set-down

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-2026-000080274) never changes.

Identity and time

Publication numberOT-2026-000080274 · never reused
Internal UUID01a0ae96-7e77-7a91-bbf6-5be0f4aa4b08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080274
StatusPUBLIC

Content hashes

Canonical textbeb5ffc08c3a48f1ab36a0e9733afd4c8d997796d2c5d6203f77dac4985a8ed9
Markdown8721805b6f7e233f7ba6379b176e959e9133c2f5ec7f096036e3fae1278afb4c
PDF
Publication page54639c93332115332dd0b3412ff8e47b53becc1467d4318216fd8e8f9305b6dc
Manifest1e47a7201eaee87e4286c4516c1d5f82de95251e394014842e8f5feedd88f45b

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
SignatureEACwtE6mpU5heDjWZTdMdmmBzb7Ta0ELcccQV4hotazfyWW+2/IfdyTDw02NCAsMfz7+5zlWD0et9+s2euLlDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:02:44.158984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080274
observed 54639c93332115332dd0b3412ff8e47b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:44.141985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080274/manifest.json
observed 1e47a7201eaee87e4286c4516c1d5f82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:44.124805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080274/publication.md
observed 8721805b6f7e233f7ba6379b176e959e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:44.107640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080274/publication.txt
observed beb5ffc08c3a48f1ab36a0e9733afd4c...
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.