OpenTechnical

OT-2026-000016351

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, two stage ejector, pulsed 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-2026-000016351) never changes.

Identity and time

Publication numberOT-2026-000016351 · never reused
Internal UUID01a0ae6e-2d12-7366-93e8-30f45af166cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016351
StatusPUBLIC

Content hashes

Canonical textb84217077e69020a7883f9d58689f6534cf8f82147aa8fba9a096ef509ff6d70
Markdown48ade6da88fc89f2b4413df0d6606d77d3c56fa4696f960d4d756e581a1f86a9
PDF
Publication page804a77b5a4ec2dedc12208db34e573f6922fefe4d22b8084af87b140b0b05a5b
Manifest9ed4b1992bf54650f6ef5f1c62ef5c531545aed93296070e347d674511c935ab

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
SignaturequqAYdAzoDNqvLLxgsuq9wp5oDM2pPUXjZAaBcvxpQpBuYzGpIjlJkkERMofYqwZNZM/R0Jf/CBg4BMH3vVeDA==
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

2026-09-17T12:04:25.166352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016351
observed 804a77b5a4ec2dedc12208db34e573f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:25.148312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016351/manifest.json
observed 9ed4b1992bf54650f6ef5f1c62ef5c53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:25.127902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016351/publication.md
observed 48ade6da88fc89f2b4413df0d6606d77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:25.109502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016351/publication.txt
observed b84217077e69020a7883f9d58689f653...
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.