OpenTechnical

OT-2026-000060443

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000060443) never changes.

Identity and time

Publication numberOT-2026-000060443 · never reused
Internal UUID01a0ae8a-b7cb-7cbb-bfda-eecb97a3d8c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060443
StatusPUBLIC

Content hashes

Canonical text031881ea7faed85ec3f2bdc999a687f2127adb62e41a07e890974e6195907314
Markdown7348fd765d38831bd21e7ab32721fc9f3da21161f32bf3a96b5b9a2223990b8e
PDF
Publication pagea3071650fe46410e37855e455103b11ff8d48b4cc8f89954f9043397992f9d33
Manifest71c581c667cbae7684148d7585f84d99221751bb29355c179dbdab7d178cfe9b

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
SignatureFaBVtaWd6WmsME4uByPxelOkgm9Wljre+T72Ak5Eq6eWySlVjW/XZwISOwkO9jSETGXV7COVlOBd8GzUNowSDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:55.446941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060443
observed a3071650fe46410e37855e455103b11f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:55.425448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060443/manifest.json
observed 71c581c667cbae7684148d7585f84d99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:55.406230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060443/publication.md
observed 7348fd765d38831bd21e7ab32721fc9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:55.387324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060443/publication.txt
observed 031881ea7faed85ec3f2bdc999a687f2...
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.