OpenTechnical

OT-2026-000044758

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000044758) never changes.

Identity and time

Publication numberOT-2026-000044758 · never reused
Internal UUID01a0ae7c-911a-7c88-8fcb-e9789c6b94ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044758
StatusPUBLIC

Content hashes

Canonical text7bee9ecda5d81e20e85142e001ea5d1497907eef35f169542ed31ad3a38e016d
Markdownb9a6d3d2f84465cab2987473d6c7e702ecb8ca6b4fbb073aee9cbbc7daf0336d
PDF
Publication page3370b97ef6a6c4dd49d4694c197cb98db6e04c2e3609bd225f0e8a354fe41f60
Manifest7e62887e40a95cb1ecc123c94a01b1502afb1b0964de57b2b8aafd9e404f6213

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
SignaturecYdclWXpoBAmiq4NZBOyRE1C2mBy1l56sXB5z5fvkiU3QwG4X5jFFBuuM0Z8wHOeyQdYPkxtxaQm6GXSk1KgAQ==
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

2026-09-17T11:11:22.618253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044758
observed 3370b97ef6a6c4dd49d4694c197cb98d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:22.598905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044758/manifest.json
observed 7e62887e40a95cb1ecc123c94a01b150...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:22.580627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044758/publication.md
observed b9a6d3d2f84465cab2987473d6c7e702...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:22.562972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044758/publication.txt
observed 7bee9ecda5d81e20e85142e001ea5d14...
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.