OpenTechnical

OT-2026-000059487

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000059487) never changes.

Identity and time

Publication numberOT-2026-000059487 · never reused
Internal UUID01a0ae89-8619-7942-8cac-0d4f295ffafd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059487
StatusPUBLIC

Content hashes

Canonical texte5fbec2c4a3c8d701235bc7aa3811730b0a81ff9b19ecd7bbc1ae9c376c46b2f
Markdown5c7677fce63cc22fa275847f221a05549602fdeee65fc087e52bbd29b299e9e7
PDF
Publication page8cc2b5245e2a9ef672afb4aef60e92c1585ccc75e1d2fe0221ed5521cfb9feb3
Manifest123fed12b9bba3d8e093fe4dcf81770d40a4f906b447c66e24488c86c80f817d

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
SignaturexcmDCjhefOtCd2sEcCo5deqErPCke77s+FLDe7ET0x85Arw4p+Sv2+W86y/tLiGu+MJUpMhIDcyWvaLz+i7KAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:11.502664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059487
observed 8cc2b5245e2a9ef672afb4aef60e92c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:11.482728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059487/manifest.json
observed 123fed12b9bba3d8e093fe4dcf81770d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:11.462348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059487/publication.md
observed 5c7677fce63cc22fa275847f221a0554...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:11.438104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059487/publication.txt
observed e5fbec2c4a3c8d701235bc7aa3811730...
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.