OpenTechnical

OT-2026-000035372

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000035372) never changes.

Identity and time

Publication numberOT-2026-000035372 · never reused
Internal UUID01a0ae76-6a20-74b4-b7d9-2e41abd29769 · 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-2026-000035372
StatusPUBLIC

Content hashes

Canonical textc5fe87225f64e44ddc74af4c225341858d95181ba0928b1cc53969f4e8d1e02a
Markdownea071ad55a9cf7a860927d54154224bb40a01676d58b6a362beab42593d2eeaa
PDF
Publication page6dc190857b61b878b202bcdfd2005d247611aa074805be22c21451ee234d18e9
Manifestb2f6312331e6cfcfd5c39f01ff135a2d5c7cdd17342af340c6d6086906ddd94a

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
SignatureP+bfgKLzU3YfUaUQrLpWlzguBllqpsaOP/fzlMM1hK9/SU/zG6sptm+A6IbZ4Q9Q0Aa9nPlwZ67UDeky5+K2Ag==
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

2026-09-17T11:28:39.821167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035372
observed 6dc190857b61b878b202bcdfd2005d24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:39.803871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035372/manifest.json
observed b2f6312331e6cfcfd5c39f01ff135a2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:39.785799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035372/publication.md
observed ea071ad55a9cf7a860927d54154224bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:39.767086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035372/publication.txt
observed c5fe87225f64e44ddc74af4c22534185...
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.