OpenTechnical

OT-2026-000035415

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000035415) never changes.

Identity and time

Publication numberOT-2026-000035415 · never reused
Internal UUID01a0ae76-6a20-77a3-8925-be531cf0b89c · 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-2026-000035415
StatusPUBLIC

Content hashes

Canonical texta53b1a550bfb9e28d228e2a806488509fd7ac7e66428798b5b180f29c04aefab
Markdownbee390b7d923a94a8657d93ca154b165b68627e097f9e43707ca00bab4dcc8ec
PDF
Publication pagefdedca08726c8054909dafca3b6966038d55ed771e42decfa3df3c6e673237eb
Manifesta1603e1f29974ea622dd47bc0f0398e36a6f155ce004fefc1c9f504ec32c1774

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
SignaturehVe6Jpd9Avylwpx/bDCEYWGGP26hfMFmiVFEqEhuf5WH/4WnBesmk6kkO9l7bBZq07OFhqjobTxggRlIaHL2Ag==
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

2026-09-17T11:28:43.323256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035415
observed fdedca08726c8054909dafca3b696603...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:43.303715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035415/manifest.json
observed a1603e1f29974ea622dd47bc0f0398e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:43.284079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035415/publication.md
observed bee390b7d923a94a8657d93ca154b165...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:43.265812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035415/publication.txt
observed a53b1a550bfb9e28d228e2a806488509...
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.