OpenTechnical

OT-2026-000035180

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000035180) never changes.

Identity and time

Publication numberOT-2026-000035180 · never reused
Internal UUID01a0ae76-6a1e-75fb-af73-e05afd421b64 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035180
StatusPUBLIC

Content hashes

Canonical text7ba5b7647d66a760b6177175b33b2fd862ed9310cdd08ab71026f5105e59850d
Markdown7f98dbc2e5f811fc7e748fe96e62ae23b2e9f45769bac909e1cbd2bba2d8a501
PDF
Publication page9db6ffd61f967ccff9017d18a7698cf1f028a22d3709a51b46e8e231270a3078
Manifest1a2f6ad8e802574aa36ef8b5aac714af4dbbf6eaf9a8f67c92e6b8f07cfcd8b9

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
Signature2tR19XY0eOh+qdyos6Sar8X7bs/e4bVPQrHCgYbxJwCPIvJ0Z13U2KCpzet0Er2sGRDsGssD7WItLYGRoOrvDQ==
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

2026-09-17T11:28:17.871151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035180
observed 9db6ffd61f967ccff9017d18a7698cf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:17.851532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035180/manifest.json
observed 1a2f6ad8e802574aa36ef8b5aac714af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:17.829477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035180/publication.md
observed 7f98dbc2e5f811fc7e748fe96e62ae23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:17.809590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035180/publication.txt
observed 7ba5b7647d66a760b6177175b33b2fd8...
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.