OpenTechnical

OT-2026-000045225

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, manifold 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-2026-000045225) never changes.

Identity and time

Publication numberOT-2026-000045225 · never reused
Internal UUID01a0ae7c-f769-76fc-820e-1812f883a036 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045225
StatusPUBLIC

Content hashes

Canonical textad385304164ec6cc9d43ee0c79e81f013109cbea44a917c793583a27d70d8517
Markdown6c8c94d1e3d7b66c15a119f88ab8e569c870051f89863c2641e3edf636a32475
PDF
Publication pageee65081a0aad4c955ed4403b22e736eea81c2a120d7c196a447aa36fa103751b
Manifestaeebdcd8a7572cf1aafcdf1cea8977414fff21766a1aa73dc3f5232ecc5a9e52

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
SignatureJEz/MjhWFPrUH8ORyltUllKKRFB38gkhiW7B/9kl8D2ZTIszqQ10uCGamBtwC/qbrwGUCHDzfvmnSV4YbSJvBg==
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

2026-09-17T11:10:25.145497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045225
observed ee65081a0aad4c955ed4403b22e736ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.127624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045225/manifest.json
observed aeebdcd8a7572cf1aafcdf1cea897741...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.106929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045225/publication.md
observed 6c8c94d1e3d7b66c15a119f88ab8e569...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.086799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045225/publication.txt
observed ad385304164ec6cc9d43ee0c79e81f01...
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.