OpenTechnical

OT-2026-000102856

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, pulsed 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-2026-000102856) never changes.

Identity and time

Publication numberOT-2026-000102856 · never reused
Internal UUID01a0aea4-be3c-7fd6-a3b5-29c695dff650 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102856
StatusPUBLIC

Content hashes

Canonical text385ce25724c145c9a850178d706329f9c4a25c0526efe238062e3589d5de83be
Markdown8439aa09e83292248fc2aaf0e7e2c2c9428ef77a5ac5d5a2f06cb464c36183b0
PDF
Publication pagef98b74abf240fc75dde1d570ea031b3ca32a25f34b170a00e6087c12ed5c8a99
Manifest7468f0c0543cfd79a5e009efd1c19a50c83e89f060813b376e8a97f71351399c

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
Signature6taehWR/B9mGVxYfuCmA6TzJhRFN1T31eIc13PjMXOJIDmphAwrKoERIqquwGwuYHW9Tz+d0Cg7hgvSgOWp6DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:22:51.796935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102856
observed f98b74abf240fc75dde1d570ea031b3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:51.779563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102856/manifest.json
observed 7468f0c0543cfd79a5e009efd1c19a50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:51.758012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102856/publication.md
observed 8439aa09e83292248fc2aaf0e7e2c2c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:51.740255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102856/publication.txt
observed 385ce25724c145c9a850178d706329f9...
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.