OpenTechnical

OT-2026-000076728

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, vented before 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-2026-000076728) never changes.

Identity and time

Publication numberOT-2026-000076728 · never reused
Internal UUID01a0ae94-b06f-7132-b03d-b6df2bf3143d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076728
StatusPUBLIC

Content hashes

Canonical text86943f4316b63dd3e72aabf2a79bc21a918bfce3c992cdf741c5f9a24da56dc1
Markdown18a84cd623a5d79127ad02d42f65df280cb5f953cfe4e1a8c53237df2250866c
PDF
Publication page2f58feddce4b284f82d31642752f99815b62cb11a5ec70311649ce62e6c6dd92
Manifest3129192ec7b2a28dbbe2852e137028285c762ff96115feadeb8544beedcb2a19

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
SignatureYvRC/NZueS63YK+9sdwuwa7kNdfh6oIRHVZ1tZDOPMnmu+E5XZOjVTpjOJRbfkUVNsS/2S27iRKw1bW0rPzSAA==
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

2026-09-17T10:09:30.616999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076728
observed 2f58feddce4b284f82d31642752f9981...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:30.598800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076728/manifest.json
observed 3129192ec7b2a28dbbe2852e13702828...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:30.579122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076728/publication.md
observed 18a84cd623a5d79127ad02d42f65df28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:30.560814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076728/publication.txt
observed 86943f4316b63dd3e72aabf2a79bc21a...
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.