OpenTechnical

OT-2026-000016163

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, 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-2026-000016163) never changes.

Identity and time

Publication numberOT-2026-000016163 · never reused
Internal UUID01a0ae6e-2d10-7aa2-8a2e-18078f8459ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016163
StatusPUBLIC

Content hashes

Canonical textc1f0fb2588c0b069eb80d1457f6ceb6ef58f6a13299c84f04977251a5092923d
Markdown3e6bacded767068252670c72dc07b0cc9aa0048e2a44ef0cf672c85ac708ab35
PDF
Publication pagef373b36679f01ce3df5b7e1873457de75ba87c5bfc323120fede151a5239e0de
Manifest924eb02f0f644e346dbb79371c8669fb0e0d82052f7ff73d876e68084194b996

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
SignatureOsB5D6DQLx4F6q30RdUDyjCegJyrH6/pL9RO/OHIz3tbUzMLyBSzpPj32nwOPIvYFfyS4yJ7P16JmKW+sA7rBA==
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

2026-09-17T12:03:36.505526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016163
observed f373b36679f01ce3df5b7e1873457de7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:36.486452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016163/manifest.json
observed 924eb02f0f644e346dbb79371c8669fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:36.465410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016163/publication.md
observed 3e6bacded767068252670c72dc07b0cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:36.446214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016163/publication.txt
observed c1f0fb2588c0b069eb80d1457f6ceb6e...
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.