OpenTechnical

OT-2026-000038591

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000038591) never changes.

Identity and time

Publication numberOT-2026-000038591 · never reused
Internal UUID01a0ae78-2d54-778b-b58f-9960b9914a66 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038591
StatusPUBLIC

Content hashes

Canonical text38e8343d6d89d7b6e1cf9433b155b0cb0a2896815f2442b093551a8ac52f6c84
Markdowneeac73b050a8731a4be904dd3941702f5000b658389072f9e9a59ad9558da694
PDF
Publication page3a45fc27671fcb2ca61f329ae2926bb4e1a96483a767a4ffd4de1e1238de626c
Manifestfb1758041d831cb6deace5329585f5fd411dfec45a86c78b8ea97f45e0678e8e

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
SignaturesJymEziSoROHE/yGnAvb9RLzrnP7bF06knM7cg0HtDr9vXYBJqs0Cq5DqdvJUdDOnrhL8vbx2x1tHbiW/tFYAQ==
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

2026-09-17T11:22:52.320749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038591
observed 3a45fc27671fcb2ca61f329ae2926bb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:52.302977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038591/manifest.json
observed fb1758041d831cb6deace5329585f5fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:52.284916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038591/publication.md
observed eeac73b050a8731a4be904dd3941702f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:52.264383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038591/publication.txt
observed 38e8343d6d89d7b6e1cf9433b155b0cb...
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.