OpenTechnical

OT-2026-000061748

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000061748) never changes.

Identity and time

Publication numberOT-2026-000061748 · never reused
Internal UUID01a0ae8b-b8aa-75b9-ae53-661630a80def · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061748
StatusPUBLIC

Content hashes

Canonical textaebb43ea68e9779e1549694d2191b50e5c2638e60bc79659a03abcbb2d13b673
Markdownb2d0a5f9a472dc58f80e9cbd9f612496a891bdfea8513012702f278491319109
PDF
Publication page69550742ec4f584980d0583d98cf56c06b3be3b76beb28a482d252b42ed3f439
Manifest7723be88e4f9dd9ef0f15db27c07020af8c8385f05883e316524dd26d67d2761

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
SignatureHdxDPiXKyRnN4gvcdp+GhjuWnAW4n2RoJnkkJEDi97mG8iK2t2qVZosaXiIPEQp02fYt4lszp9bJP+dQ/uoBDg==
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...

Independent retrieval

2026-09-17T10:40:26.836521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061748
observed 69550742ec4f584980d0583d98cf56c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:26.817208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061748/manifest.json
observed 7723be88e4f9dd9ef0f15db27c07020a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:26.794028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061748/publication.md
observed b2d0a5f9a472dc58f80e9cbd9f612496...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:26.774814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061748/publication.txt
observed aebb43ea68e9779e1549694d2191b50e...
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.