OpenTechnical

OT-2026-000017031

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, 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-2026-000017031) never changes.

Identity and time

Publication numberOT-2026-000017031 · never reused
Internal UUID01a0ae6e-591b-7bc5-853e-845b8ef4d2dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017031
StatusPUBLIC

Content hashes

Canonical text9d854733f8468b99f8c9497d65b4ed436428830e752d74ca12c0681b2811648c
Markdown16f1358c2d9a18eca503426721f031276f49b31d233b4fc74a680179b0f41f0e
PDF
Publication page94177ca46099c3f994a2cf1c419356dcc28ca87740fdf3c6cd55f4f433fdb55a
Manifestd67aefbcce841ea6d5a38c6c8074c0099afbe02cad18a2267353cece73216f6c

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
SignatureW+/owbcNg0RwlNsdbnaI/5fDIFAmxHZAAkLciVXgnc7JM//yAKqogVO9dBDpkPIaagZB+b4TUE5aq/yOvExAAg==
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

2026-09-17T12:03:26.547634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017031
observed 94177ca46099c3f994a2cf1c419356dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:26.531211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017031/manifest.json
observed d67aefbcce841ea6d5a38c6c8074c009...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:26.515526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017031/publication.md
observed 16f1358c2d9a18eca503426721f03127...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:26.498298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017031/publication.txt
observed 9d854733f8468b99f8c9497d65b4ed43...
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.