OpenTechnical

OT-2026-000010963

Publication integrity record

Single cup vacuum gripper, three 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-2026-000010963) never changes.

Identity and time

Publication numberOT-2026-000010963 · never reused
Internal UUID01a0ae6c-540e-7bcd-a786-2336fb053563 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010963
StatusPUBLIC

Content hashes

Canonical text005d118cfa6c7c5de8fda566af07c2ed23625596ccc4a8fdbac25bf9a7b55123
Markdown3263cb1711ace95969afe1d80035484514e09db1b9b793b2047751082582a2fc
PDF
Publication page8ae3697ac7a615c994f3d79a0871a00dfc0eae5d30794c2fad9a3ccfcafda188
Manifest8b14df6d765c778ca4934f81f404cfed5a4b6523b8557da2a420823ccd3d8c32

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
SignatureyoAoOg4PU6MPcKZ13GZg31A4eaGDiHIM2nfv9rOPI8f26aNoBuhDXjsdtyh4oh4GKFjRijUJoplrD+vHMOjvAg==
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

2026-09-17T12:13:45.525198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010963
observed 8ae3697ac7a615c994f3d79a0871a00d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:45.506686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010963/manifest.json
observed 8b14df6d765c778ca4934f81f404cfed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:45.487919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010963/publication.md
observed 3263cb1711ace95969afe1d800354845...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:45.470186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010963/publication.txt
observed 005d118cfa6c7c5de8fda566af07c2ed...
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.