OpenTechnical

OT-2026-000025975

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, 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-2026-000025975) never changes.

Identity and time

Publication numberOT-2026-000025975 · never reused
Internal UUID01a0ae71-a83f-7c26-949e-c1ff2f69d5c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025975
StatusPUBLIC

Content hashes

Canonical text1d13426885a6247a309a6a13909771039c2cdce71f1289466aa7b05279aa08c9
Markdown3566e3c2129e21363a6a630323e1cae190d182facc2e4ee56417943559d15a80
PDF
Publication page0d7aa13abe528461b1aeb76cf02bba267055d42b172a52a98915aedbe80d28f7
Manifest67b8dbf36f062f7e59bcdd0c0561a35cee74b18776256ce6b36da10a96da3f15

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
SignatureEVayzCB74Cdx66AtWDPv80anSl0xNqJaWTaHgwHFlieYGYadhA8iVWKocToqiy8Zn3nut8EOI9jjMc8ZBjcgAA==
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

2026-09-17T11:46:20.660842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025975
observed 0d7aa13abe528461b1aeb76cf02bba26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:20.642699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025975/manifest.json
observed 67b8dbf36f062f7e59bcdd0c0561a35c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:20.625701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025975/publication.md
observed 3566e3c2129e21363a6a630323e1cae1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:20.606972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025975/publication.txt
observed 1d13426885a6247a309a6a1390977103...
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.