OpenTechnical

OT-2026-000088533

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000088533) never changes.

Identity and time

Publication numberOT-2026-000088533 · never reused
Internal UUID01a0ae9b-8f0e-770f-91bf-3676abfb6549 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088533
StatusPUBLIC

Content hashes

Canonical text7ccb8826a449f910619972f1d7e321a036c6ad60825ba326ede321fc54d378c6
Markdown04b6fd474e2c1c80961a842f606ffb6f7818aec27cb9b155ecd423079fe3573f
PDF
Publication page0fd19f1cf065f0153210ca16236bed5d2379ea92e2cfedc8ef4dabd2930b2139
Manifesteeeb91092f121aa6e623b9a7dbff06653426fa1ab2d57f91ee4c20e5f329a05c

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
Signaturefg7k/Xu3D5Voi3kXJn4QwzGhyLHc7OoNA8I8OGW3g1y5icGBrNp+n68ykzRsXVAxUNGtfSp73ne89J7UD5EDBg==
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

2026-09-17T09:47:41.931226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088533
observed 0fd19f1cf065f0153210ca16236bed5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:41.913472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088533/manifest.json
observed eeeb91092f121aa6e623b9a7dbff0665...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:41.852461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088533/publication.md
observed 04b6fd474e2c1c80961a842f606ffb6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:41.793899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088533/publication.txt
observed 7ccb8826a449f910619972f1d7e321a0...
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.