OpenTechnical

OT-2026-000041976

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000041976) never changes.

Identity and time

Publication numberOT-2026-000041976 · never reused
Internal UUID01a0ae79-e8a7-7067-93a7-7dcbca393f83 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041976
StatusPUBLIC

Content hashes

Canonical text7acb16e6b8fb488959ab25835b023e2b564b803977988ec8aafcde3b5ef315ba
Markdowne6d9e6e3d7f637707b7d2ea961453a36c70753a85940d9092e3aa9301ea0e1cc
PDF
Publication page8d457fc628e5e3163071daf03d26509445862632f1f3b9d8fb82a6a2598c6800
Manifest6e8a605db6c59482bb2f60d1a46c90c8087479b1f98c8b041e06554931c4baa5

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
Signature8PqY+ST+96DbmxEpyA3oHp2m+5K0F6Wycg2mC/ZugywZzPvowTz658ICTv0dOtrTeYq5XabOeYXNo7gW5EgRCw==
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

2026-09-17T11:16:52.212366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041976
observed 8d457fc628e5e3163071daf03d265094...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:52.196747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041976/manifest.json
observed 6e8a605db6c59482bb2f60d1a46c90c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:52.180597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041976/publication.md
observed e6d9e6e3d7f637707b7d2ea961453a36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:52.165080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041976/publication.txt
observed 7acb16e6b8fb488959ab25835b023e2b...
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.