OpenTechnical

OT-2026-000102011

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, pump fed, 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-2026-000102011) never changes.

Identity and time

Publication numberOT-2026-000102011 · never reused
Internal UUID01a0aea4-50f1-7921-b0ef-ae973eea8458 · 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-2026-000102011
StatusPUBLIC

Content hashes

Canonical text9f4a53bb9d6e6e8e739f2e897359d4edd86b1205d294f23aaf639d789580cf20
Markdown8ba8d21d0a88b75f348d4d3b7cf9610ca00c12c57a18f4415049cf00bc9324c6
PDF
Publication page86f506da7b87d0e9ff6ba1d533584234e3a39c6f8c13a3bfc873e9ce63d107a6
Manifestaabcaccd7ad6cd512f46274839c2ad7a11def2c4777f8d8947f4ba0615b18264

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
SignatureVqW2s2l3/S3bHGnagJStYaqf9SiHp1Qv6CYcRCLyYjAA97EMWAwCVKysOYNXnDusH1GS1/88hD/Ttl7Op4PaCA==
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

2026-09-17T09:25:08.450844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102011
observed 86f506da7b87d0e9ff6ba1d533584234...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:08.432783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102011/manifest.json
observed aabcaccd7ad6cd512f46274839c2ad7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:08.415472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102011/publication.md
observed 8ba8d21d0a88b75f348d4d3b7cf9610c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:08.398533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102011/publication.txt
observed 9f4a53bb9d6e6e8e739f2e897359d4ed...
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.