OpenTechnical

OT-2026-000094169

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000094169) never changes.

Identity and time

Publication numberOT-2026-000094169 · never reused
Internal UUID01a0ae9e-92cb-703a-8e01-0dc9ea285efc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094169
StatusPUBLIC

Content hashes

Canonical text473fd825173dcd8ec5cc4c6f676aff00435479d075f22e74d0f3b57cdc77814a
Markdownac658537dbb4ce29dbc604db66df7ab8e71eadd81e5d7127350c8d7a3f685a2b
PDF
Publication pagea73416df04583c54cd3d3ee530081eb537c844bfb2335074d390a89d8732ad07
Manifest8d62046d88f99de69b5d1b2fd61225edfcf2dcb699d58c55e234257a27ea64e1

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
SignatureaDCJg9zbLF2B/OOdF8tL53Y179XXUxGc59p9fPsnWrIZfzYOKCDPJJzd1mqKaf1HyjXkbbch65Oa3wSDDuUvCQ==
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

2026-09-17T09:38:37.926403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094169
observed a73416df04583c54cd3d3ee530081eb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:37.908899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094169/manifest.json
observed 8d62046d88f99de69b5d1b2fd61225ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:37.891136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094169/publication.md
observed ac658537dbb4ce29dbc604db66df7ab8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:37.873341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094169/publication.txt
observed 473fd825173dcd8ec5cc4c6f676aff00...
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.