OpenTechnical

OT-2026-000074400

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000074400) never changes.

Identity and time

Publication numberOT-2026-000074400 · never reused
Internal UUID01a0ae93-7179-7e78-8ec6-5ada062e319e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074400
StatusPUBLIC

Content hashes

Canonical text79c9cded93bb0095dbd688f96b9ea75e39aa937c35514848bd3b8acd93ffe100
Markdowne04068bf299654b19f69dc4e84048eec48e6494af1de0296f09246dbb60a838c
PDF
Publication page54deebb97a0cc7beda59397d3dabb216bc7edd136f9d9a5b15b4893e74cb7ac5
Manifest1b7fb29432d5eef56599294003aa1c9d07dc15ccb39d421bfa56bfc0d3fa4f00

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
Signaturec4qDHPGoxsDq0ryXKPCnRdOaDJwLTYWAts0q9mWOh3ArMpa3KeslfpcNtHZf/amsPxYioXTeoWIaWVLzcIyFDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:19:20.260725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074400
observed 54deebb97a0cc7beda59397d3dabb216...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:20.241531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074400/manifest.json
observed 1b7fb29432d5eef56599294003aa1c9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:20.222023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074400/publication.md
observed e04068bf299654b19f69dc4e84048eec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:20.204191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074400/publication.txt
observed 79c9cded93bb0095dbd688f96b9ea75e...
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.