OpenTechnical

OT-2026-000038636

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line 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-2026-000038636) never changes.

Identity and time

Publication numberOT-2026-000038636 · never reused
Internal UUID01a0ae78-2d55-7125-aae2-dac83d9a088f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038636
StatusPUBLIC

Content hashes

Canonical text1b7cb05e62ae3d7b1ff268950127058ea6f7e9232aae3776c8ad610360b42827
Markdowna84824aa2fdbb5eb1e81b0055a4457be5ee4bc2ef2abee62dd45a5a86fa3d2d6
PDF
Publication page0fbf0438bf201deb1430ee686e8bfa832b8b77449c7eb0831d49a099f9cb57c5
Manifest13fa643f4c16843ef790f5dbabcc12617a35aa7cb8f80eaf4f2bb8e6c6e1fce1

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
SignatureXdj/u6QI+3DBydujoB8kV+ynd+TkW+Ilx/z4XPXA4+yql0SqTcScf+ju33NjYsmdbaIkp0xIxzvbhYBNJMefCA==
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

2026-09-17T11:22:55.921545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038636
observed 0fbf0438bf201deb1430ee686e8bfa83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:55.903133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038636/manifest.json
observed 13fa643f4c16843ef790f5dbabcc1261...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:55.885551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038636/publication.md
observed a84824aa2fdbb5eb1e81b0055a4457be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:55.867492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038636/publication.txt
observed 1b7cb05e62ae3d7b1ff268950127058e...
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.