OpenTechnical

OT-2026-000044707

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold 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-2026-000044707) never changes.

Identity and time

Publication numberOT-2026-000044707 · never reused
Internal UUID01a0ae7c-39da-72e8-8a53-440bab4447fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044707
StatusPUBLIC

Content hashes

Canonical text6e65eb8bfb7e0de1b3b27fc690d22c0efa4ae1a1790e93599ef9cd0315180a1a
Markdownd1c94cd97a59572a8a4a09748aa8919f8e004da843478434af75c42f9193887c
PDF
Publication pagec86d9bc9c2dc3f915178a9bb94062b41b264aa607f71870e052d415311a5197b
Manifest9dea2010f88a5ddabc5d90850d379bbecaeffcddc6456a03a9480eb145b53f9b

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
Signatureu1zH86+CpPeqSLyNEiOTWC6pg/ynwsTI8pvEZ7gjWR7vy0j4JqmaFQY/efOthyTf2mfHtSohgy4KgYIC8w0XBw==
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

2026-09-17T11:11:58.161511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044707
observed c86d9bc9c2dc3f915178a9bb94062b41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:58.141351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044707/manifest.json
observed 9dea2010f88a5ddabc5d90850d379bbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:58.122420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044707/publication.md
observed d1c94cd97a59572a8a4a09748aa8919f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:58.104821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044707/publication.txt
observed 6e65eb8bfb7e0de1b3b27fc690d22c0e...
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.