OpenTechnical

OT-2026-000060720

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000060720) never changes.

Identity and time

Publication numberOT-2026-000060720 · never reused
Internal UUID01a0ae8a-b7ce-7c4c-85c1-57e2baf000e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060720
StatusPUBLIC

Content hashes

Canonical textd1c46fe2f2a65278f62e9a0dcb99e831cfd720162e2c92e8cb2d7b5b50526a47
Markdownf107a76b26496d93131ebb0e2becaf9bd468cec2ca0c3d35622f95d69deadbcd
PDF
Publication page2abe0147646741731ec1c28b197b3c90148d175acbba576d0b1dc4a03f6d6434
Manifest9c7c5ed0465a156bec2a4cbc666d1b4645785eec8418e2800a729151191e642e

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
SignatureH/teTaotH0y1K5zI/H1fAy3vk8vvB+oRny/2omfVTKcXgnBBmp6nyie9LqFkgh3x3OR+/1JmjSdKsTE/56LDBA==
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

2026-09-17T10:43:26.945607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060720
observed 2abe0147646741731ec1c28b197b3c90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:26.927055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060720/manifest.json
observed 9c7c5ed0465a156bec2a4cbc666d1b46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:26.907995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060720/publication.md
observed f107a76b26496d93131ebb0e2becaf9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:26.890695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060720/publication.txt
observed d1c46fe2f2a65278f62e9a0dcb99e831...
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.