OpenTechnical

OT-2026-000054384

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000054384) never changes.

Identity and time

Publication numberOT-2026-000054384 · never reused
Internal UUID01a0ae85-b3aa-742e-980d-f32ecdd62772 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054384
StatusPUBLIC

Content hashes

Canonical text891b9c249a43e3da71e0fb6529028743e878f057dda623818f70a5a637039fc9
Markdown180f4056f73052d8c888a0d9d8f38dee1abbaec68897221b8e377f9e9c7e5d3d
PDF
Publication page8151313134545cd19590f197cc5a7fc1cf02464fbb4464f3501c90ee06c96a45
Manifesta5822ac99e17c342891b6843afa454767c58c208fa5ec6b55d4e2935ad38f4d9

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
Signatureh4V9Q16PN8d9czeEy4Zcq38ug8XJkKybK/ukAFBHf0huC4saWdIjpnCTSpDNttWFMc5lMM4f9bUfUPTkM3lVAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:54:55.215885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054384
observed 8151313134545cd19590f197cc5a7fc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:55.197162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054384/manifest.json
observed a5822ac99e17c342891b6843afa45476...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:55.178729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054384/publication.md
observed 180f4056f73052d8c888a0d9d8f38dee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:55.158712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054384/publication.txt
observed 891b9c249a43e3da71e0fb6529028743...
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.