OpenTechnical

OT-2026-000017035

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, 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-2026-000017035) never changes.

Identity and time

Publication numberOT-2026-000017035 · never reused
Internal UUID01a0ae6e-591b-7fd7-bb67-05cb1f2d76c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017035
StatusPUBLIC

Content hashes

Canonical textf766852a8107f045412295690f877a26aecbc22566e63bab810999b97e8806e2
Markdown8ac73b814d246b92b0e90f6aa920e2948572ce497a7de68dfe068c5534d137d9
PDF
Publication page2a2e36c1e762e64c0e80f0cb51d1e4d2afc32daf62ac0718b3f17c09c983d3ec
Manifestedb0e512be191c2e54ae30c7f2fe3375abe1a03d363e13806ef3f90dfa708fc3

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
Signatureky1bzYrUENjW7VqBbT2IMyp0mUU9SAOihiRnJB/Aj6gujulrKxosHLo/NVUoMI1sOhyQZ8dleim4u4H/Y/J+DA==
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

2026-09-17T12:03:26.833073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017035
observed 2a2e36c1e762e64c0e80f0cb51d1e4d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:26.815876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017035/manifest.json
observed edb0e512be191c2e54ae30c7f2fe3375...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:26.796938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017035/publication.md
observed 8ac73b814d246b92b0e90f6aa920e294...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:26.778073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017035/publication.txt
observed f766852a8107f045412295690f877a26...
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.