OpenTechnical

OT-2026-000045163

Publication integrity record

Two cup vacuum gripper, two zone face, two stage ejector, pressure sensor per zone, 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-2026-000045163) never changes.

Identity and time

Publication numberOT-2026-000045163 · never reused
Internal UUID01a0ae7c-f769-71c4-ad64-95ef17777de2 · 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-2026-000045163
StatusPUBLIC

Content hashes

Canonical text28715150e3806028dab1eb972618656ef243d9090760fde4406f5104d437ff9d
Markdownaf756c7340768fed69356bb8d5795e7acfea81924024b855c6fb060a9ec3b00a
PDF
Publication pagefa62ec382a4977d4869bfbd4c83b69702ee114070edc78ff093e97a2f29391ba
Manifestfe77e67c558226a0e0ba90b931ed7e1e0c59305a6a17558d113bc9b3d5ce6c7c

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
SignatureFBom+bhws8+mP6tMh7aKYZcwLEXMjGKHH6UChIQUpxpiRpd7RjLAb9BwxRRO+Bv6AXNnoLdPhpXUmtpx5emaCg==
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

2026-09-17T11:10:19.421053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045163
observed fa62ec382a4977d4869bfbd4c83b6970...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:19.401724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045163/manifest.json
observed fe77e67c558226a0e0ba90b931ed7e1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:19.379685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045163/publication.md
observed af756c7340768fed69356bb8d5795e7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:19.361501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045163/publication.txt
observed 28715150e3806028dab1eb972618656e...
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.