OpenTechnical

OT-2026-000061992

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three 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-2026-000061992) never changes.

Identity and time

Publication numberOT-2026-000061992 · never reused
Internal UUID01a0ae8b-b8ae-7f1c-a07e-ed31d93d7c81 · 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-2026-000061992
StatusPUBLIC

Content hashes

Canonical text7d1eeadfe6ec82fdb5c1602618b19dbc84d694e2fd39ddc6908e3c3d74fd6ca7
Markdown36e475a755bdbd97b2990f69bb16340ab8bbc29aa65f6af08cc1c8842679fdc1
PDF
Publication page98411064f6d4045df59ab07ead340a85f077b4e9da67fe50739b408b70ab5f6e
Manifest723b4a37bebe60a4e5294de77a7f25a55a91cf7d8e1f499470e0ae0c4b2441dc

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
SignatureQFtkyRJrwHX5GGXnan/8YLiFHGJ5tzeAw+ZaGXw845Px/J4xn41x+k3UPhIEKtdm2gNUv5rkPZVatDPvhhNzDA==
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

2026-09-17T10:40:55.376515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061992
observed 98411064f6d4045df59ab07ead340a85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:55.356680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061992/manifest.json
observed 723b4a37bebe60a4e5294de77a7f25a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:55.335312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061992/publication.md
observed 36e475a755bdbd97b2990f69bb16340a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:55.312912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061992/publication.txt
observed 7d1eeadfe6ec82fdb5c1602618b19dbc...
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.