OpenTechnical

OT-2026-000027084

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000027084) never changes.

Identity and time

Publication numberOT-2026-000027084 · never reused
Internal UUID01a0ae72-3453-7a48-bdf6-8a430f308a5e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027084
StatusPUBLIC

Content hashes

Canonical textad24fccde6d0e6802abae3b2536881826e0e27bb05f4d00ea9930afb3ca09c5c
Markdowna1b14c85a399809e70442feacaa96b6b594be8f77843989c0249581b781d2ab8
PDF
Publication pagedeb194b90cd3ae226b422b0ed2517f452f9e890e9e7cf87b3aa087dfcc2be2b9
Manifestc0763b8df1c776eff37c14822db3881f1fc0f774a38e6c05e4ee9d6fcfdb0c07

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
SignaturejFc4+UymBKaHq52dV0PMD34vMzYxmnSVaG+yKJjiIY98AzTVk8T4DbO2KjcvV4Nj9sOSbE5Coa7zYcDHiWTRDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:43:50.957714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027084
observed deb194b90cd3ae226b422b0ed2517f45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:50.940882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027084/manifest.json
observed c0763b8df1c776eff37c14822db3881f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:50.925040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027084/publication.md
observed a1b14c85a399809e70442feacaa96b6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:50.906896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027084/publication.txt
observed ad24fccde6d0e6802abae3b253688182...
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.