OpenTechnical

OT-2026-000044104

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000044104) never changes.

Identity and time

Publication numberOT-2026-000044104 · never reused
Internal UUID01a0ae7b-d67a-7cbc-a556-7474ea4ee304 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044104
StatusPUBLIC

Content hashes

Canonical text152a5ec94bb98704dab08dca355d21c58039e7c849ad965c55f572bd7c84e547
Markdownde7a2c09535648fd316f80932567c470d8bfad4142e0ee96aee7565b95cc20d3
PDF
Publication page543f337059705c2edb84c2159140fef7f56580194f8a17f6b21fcc5e81a747aa
Manifest1688bde7d05c9ff2b2bb2a2043132855f23e8ed39cdd02bf0429f04c25be30e9

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
SignaturegkagyE3hsUXkpdM9Ny+mkGjk/YFgM7D2+6ROV26RQ0+iTiO5SBHYKSwpJKsaE9caXJsLe9YWF1vw42an7xHQBw==
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

2026-09-17T11:12:30.888091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044104
observed 543f337059705c2edb84c2159140fef7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:30.869897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044104/manifest.json
observed 1688bde7d05c9ff2b2bb2a2043132855...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:30.841717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044104/publication.md
observed de7a2c09535648fd316f80932567c470...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:30.811961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044104/publication.txt
observed 152a5ec94bb98704dab08dca355d21c5...
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.