OpenTechnical

OT-2026-000035923

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, two stage ejector, 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-2026-000035923) never changes.

Identity and time

Publication numberOT-2026-000035923 · never reused
Internal UUID01a0ae76-b4c9-7e2d-aaf5-bcfa3ace17db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035923
StatusPUBLIC

Content hashes

Canonical textea7283726acb74707aae73fc5d620c7ba3bb25d13865a7c746be266a705a3e0d
Markdown017fc16d71767137e10899e2624c0979397ed6dfa8e2c27b2738c40211ab347e
PDF
Publication pagee1f4aa380ee03030e1897c905c81efd5f3c1d92be5f2aa888219d0614b16c063
Manifest394dbc91f96f6f0ba8bf754f489daa0c5a7c15ad482b04771c37160339491ccf

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
Signature/emxtXIBBoWQ3FReO5zJA85PJbm+ZmHDFm3XElffjPi769I0euhPfbQ9xBYmnPUVBv/t0qDSZEW4yDRrpdsaDQ==
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

2026-09-17T11:27:46.102121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035923
observed e1f4aa380ee03030e1897c905c81efd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:46.085386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035923/manifest.json
observed 394dbc91f96f6f0ba8bf754f489daa0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:46.066762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035923/publication.md
observed 017fc16d71767137e10899e2624c0979...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:46.048858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035923/publication.txt
observed ea7283726acb74707aae73fc5d620c7b...
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.