OpenTechnical

OT-2026-000102066

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, three 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-2026-000102066) never changes.

Identity and time

Publication numberOT-2026-000102066 · never reused
Internal UUID01a0aea4-50f2-7412-95e8-b10977b0c3d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102066
StatusPUBLIC

Content hashes

Canonical text337a6db20206096cc273acf22aca3a63460c83fb56172853b1ab10eaeb6160f4
Markdown7e62e6141f75c24647ae3a1111ba125069a397ea9bbe92205d1f049309290c06
PDF
Publication pagecca1531be1848b50d3766b5bdb4844a8e70d9779419ad62304225974f48bc9d4
Manifestd150ed1ca09d6267bd1f3d5940412fe048c9a224d0de3c2fcb89d8700e2a0526

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
Signatureodd/UIEbvvPf73X2OR16+n3k1G/Cx8snGFn/yX5qET8uE9rRmboonqoctTE2GeZvRq/MQg5YxITzeSHNs95bAA==
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

2026-09-17T09:25:12.590788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102066
observed cca1531be1848b50d3766b5bdb4844a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:12.571949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102066/manifest.json
observed d150ed1ca09d6267bd1f3d5940412fe0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:12.555110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102066/publication.md
observed 7e62e6141f75c24647ae3a1111ba1250...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:12.537734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102066/publication.txt
observed 337a6db20206096cc273acf22aca3a63...
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.