OpenTechnical

OT-2026-000053007

Publication integrity record

Three cup vacuum gripper, three zone face, two stage ejector, supply line 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-2026-000053007) never changes.

Identity and time

Publication numberOT-2026-000053007 · never reused
Internal UUID01a0ae84-a430-754d-bd7d-756f098a5ac6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053007
StatusPUBLIC

Content hashes

Canonical text1dcab0b3e877c100dfd355c2d38792becb7806b546e17f412448ba60535cb029
Markdown94a7925ef2453cee5910dd40196ee546f318defdb564a89b1b6286de1f2503e2
PDF
Publication page46b74ac52f7c8a04794bb99ba22ca42d3c9a2a33e6be243e408dbd87956867b4
Manifeste57aade04a19811ec6842ea9a6930a0464612c7568096e00fe01ea268eb0aaea

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
Signature9UNjlcoRiXRwB2gXXeHompxVfTQHSeFEHv7USK61XyeA8KRGOGeMxQ61/YghQVJTTP14o/gqUXzwXS+5yPgrCw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:56:42.270353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053007
observed 46b74ac52f7c8a04794bb99ba22ca42d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:42.253139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053007/manifest.json
observed e57aade04a19811ec6842ea9a6930a04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:42.235657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053007/publication.md
observed 94a7925ef2453cee5910dd40196ee546...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:42.217789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053007/publication.txt
observed 1dcab0b3e877c100dfd355c2d38792be...
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.