OpenTechnical

OT-2026-000099983

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000099983) never changes.

Identity and time

Publication numberOT-2026-000099983 · never reused
Internal UUID01a0aea3-1474-7e21-85ac-be9e848c2037 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099983
StatusPUBLIC

Content hashes

Canonical text10101936be7ab7f53a05f4c9aebaea0ea73c57b3a5dacf2e56eef377fce87945
Markdown24025735bc61c0d37f244aa4ab24ecfa4fa1a13a368b8dd97e6edf70a7206bf2
PDF
Publication pagedd389b4294dd590d47b8b984ee5151228e094df944fc0ab401c98b30947b5e76
Manifestd0085595754e4c5fcadc79cac0fd57be238ccbf7b34e55da1c58706295191f1d

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
Signature4VpdSayI0pDCelu5cnsgwLIppBVX+0TmIgZOTHN9dzRDQazt6mzMGs/oRJ6Ll/ZiQHi+d5SzFgOFUeB7xzScAA==
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

2026-09-17T09:30:41.228366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099983
observed dd389b4294dd590d47b8b984ee515122...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:41.209312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099983/manifest.json
observed d0085595754e4c5fcadc79cac0fd57be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:41.190085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099983/publication.md
observed 24025735bc61c0d37f244aa4ab24ecfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:41.169326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099983/publication.txt
observed 10101936be7ab7f53a05f4c9aebaea0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:54.565925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099983
observed dd389b4294dd590d47b8b984ee515122...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:54.547401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099983/manifest.json
observed d0085595754e4c5fcadc79cac0fd57be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:54.530498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099983/publication.md
observed 24025735bc61c0d37f244aa4ab24ecfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:54.512199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099983/publication.txt
observed 10101936be7ab7f53a05f4c9aebaea0e...
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.