OpenTechnical

OT-2026-000038717

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000038717) never changes.

Identity and time

Publication numberOT-2026-000038717 · never reused
Internal UUID01a0ae78-769e-737a-951a-2a2bbee508e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038717
StatusPUBLIC

Content hashes

Canonical text355e8ef58f41fb879a37c58feab94bdd60c84db7c0f2731a9f47651ba3843f2c
Markdown3113310194abafb53a93c610608941a05a77a61f024ece76e0bdb373767e424e
PDF
Publication paged8bd2229315f630b02ff856983e82398f24494d86f584e3eef89e7d2045fe996
Manifestbdf4e443da7f110c68f71fc6529221222e633966ded1ee86ca05fbc57870836f

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
Signature11nJbK1ho4aL0Wu2FZBhBMkmR8CbxvRWbEZe0y3GIvYN4sa0guqnsLmHBdz4sE4OWjbVhY4ZM3ipAmDH2TSsBA==
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

2026-09-17T11:21:14.625783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038717
observed d8bd2229315f630b02ff856983e82398...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:14.608667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038717/manifest.json
observed bdf4e443da7f110c68f71fc652922122...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:14.590266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038717/publication.md
observed 3113310194abafb53a93c610608941a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:14.572612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038717/publication.txt
observed 355e8ef58f41fb879a37c58feab94bdd...
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.