OpenTechnical

OT-2026-000036748

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000036748) never changes.

Identity and time

Publication numberOT-2026-000036748 · never reused
Internal UUID01a0ae77-46e8-77e2-b8ce-727d99e566f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036748
StatusPUBLIC

Content hashes

Canonical text21eb7ed74032b128edcf1df3b66f72100a35f7fcd9f2934886c20d8735aacc87
Markdown4e2f6a09c9e0b1d579de3b7ed865b829ddbcb7d295b1c35405b4f4a20ccd7b99
PDF
Publication page917600ea8f273f81cef69b1512dfb40a96d80a368435707ef8ab6112a75cbb0b
Manifest4656f10f097c00a4b7bfb9f766abcaf2a5e8c5313a0847c0527ad2abdde2eb67

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
SignaturefltivaKhbunrRMhvmKVA8UsCElQMZT1+AD8icYwL5AyCtjMX8I+qMEbAvTvJitht4L6vT+9RFGZMudaa1NGcCA==
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

2026-09-17T11:26:06.999125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036748
observed 917600ea8f273f81cef69b1512dfb40a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:06.981408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036748/manifest.json
observed 4656f10f097c00a4b7bfb9f766abcaf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:06.963850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036748/publication.md
observed 4e2f6a09c9e0b1d579de3b7ed865b829...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:06.947496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036748/publication.txt
observed 21eb7ed74032b128edcf1df3b66f7210...
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.