OpenTechnical

OT-2026-000034661

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000034661) never changes.

Identity and time

Publication numberOT-2026-000034661 · never reused
Internal UUID01a0ae76-1ed1-7139-a94c-eda7d87cfcd8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034661
StatusPUBLIC

Content hashes

Canonical textbb0da36a3d6ab7ed93cb48431d8bcd4bb15eb63aa54c2c05b68581f5d94797c7
Markdown489b26ec8007bb94d81024e707e88ef796d81e89c8ec76e6c93021b01e96347f
PDF
Publication pagecc66ec577e5a8af67b177fffb3b3812e97a24f3dbd0785a3923e3ab4bc94ca1c
Manifeste8761feb4727ac6cb2cc970459c562eef7aff56c5424829eb78dcc29744612e8

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
SignaturebH8IsIhb2Opx+n3YtGwWDnddpcBrRBpgRQNV9JiQtT8qnPtTCqymN8svNxTKpHKqY0E3pojKeO1DtkOJblaWCw==
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

2026-09-17T11:29:03.270926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034661
observed cc66ec577e5a8af67b177fffb3b3812e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:03.249048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034661/manifest.json
observed e8761feb4727ac6cb2cc970459c562ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:03.231533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034661/publication.md
observed 489b26ec8007bb94d81024e707e88ef7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:03.212929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034661/publication.txt
observed bb0da36a3d6ab7ed93cb48431d8bcd4b...
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.