OpenTechnical

OT-2026-000059984

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, sustained blow-off after 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-2026-000059984) never changes.

Identity and time

Publication numberOT-2026-000059984 · never reused
Internal UUID01a0ae89-ec26-7afb-bc49-42bbd67a9f53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059984
StatusPUBLIC

Content hashes

Canonical textec89605964a39fe60a5d135dde074710a7889b8d3f7fd629c177dd83ff826866
Markdown7ea3494df4be393ea2fdb4fffd0f2a0d1abf1fc383ec511379b3db77c6ecc01d
PDF
Publication page7ea50b2e73f79ca49b019ec591f6ac82b1ef10dd4f6664be9e03539313fb9882
Manifest11b1bf6e6788b6132b0503eeab87922e34226cfab448ea458ada2642c061a407

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
SignaturezGM6FxUzvd8PtPCgFsAFNZ3OlJEHz0zm8mj1r1Jk1vSh077fGstscWFqe+1U2Zr2ri/crlPfJlb0qH60bHYkDw==
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

2026-09-17T10:44:46.382267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059984
observed 7ea50b2e73f79ca49b019ec591f6ac82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:46.364863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059984/manifest.json
observed 11b1bf6e6788b6132b0503eeab87922e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:46.346867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059984/publication.md
observed 7ea3494df4be393ea2fdb4fffd0f2a0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:46.328473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059984/publication.txt
observed ec89605964a39fe60a5d135dde074710...
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.