OpenTechnical

OT-2026-000029200

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, sustained blow-off 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-2026-000029200) never changes.

Identity and time

Publication numberOT-2026-000029200 · never reused
Internal UUID01a0ae73-2aa0-7eea-822c-08514c4aaead · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:38.288761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029200
StatusPUBLIC

Content hashes

Canonical textd6799a96a241b8a24c949cdf0415fc94e211c204d831400605160764f9168669
Markdownccf2a8e5396c5decb0172f034bc83b0b7c37657142594aebfc335cc4f5012ace
PDF
Publication pageb753cdf7a8667e73475a4dd7b3e9432e39135a3d06c8f9af31817c17a83d174b
Manifesta3d20c3f04182ef7cec7d0f3270ffcc05ad14f500ec2c1c06f6047e63bf103aa

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
Signatureeg/Y1S29iC6uOmHvDD0O2xGzVGHyBzAc7xUbMsnpic85y8cwpC4dufhYTbhaQBl8ePczMV/QiO3TCdpb2NBUBg==
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

2026-09-17T11:39:48.879679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029200
observed b753cdf7a8667e73475a4dd7b3e9432e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:48.860543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029200/manifest.json
observed a3d20c3f04182ef7cec7d0f3270ffcc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:48.839805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029200/publication.md
observed ccf2a8e5396c5decb0172f034bc83b0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:48.819600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029200/publication.txt
observed d6799a96a241b8a24c949cdf0415fc94...
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.