OpenTechnical

OT-2026-000040116

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump 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-2026-000040116) never changes.

Identity and time

Publication numberOT-2026-000040116 · never reused
Internal UUID01a0ae79-26fe-7212-a5a7-7e3e3b57ed2c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040116
StatusPUBLIC

Content hashes

Canonical texte0c45ba4bc9d8144c294c1b0d370aaaf2ca6caf5839186e7b82c4d22ebb62727
Markdownbed51e723ff8ad93dc265fa5bdf089d94005ff02c1c1cbb138e94cc7ba462b33
PDF
Publication pagef0ce719abaa92930a0ec15f000ac561d36cc85c5af85dc407bc9e276cf2df6f0
Manifest98e475bfc29292dcd985cf4069b839a429e3b47acd558b27278e7919719c92e1

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
SignaturetC2iJgh+4W7H17ynM5TsL8Or4qbIEP6JUA+YHBKVkutl0jupdXKoKMFdftpoYbOA5nSATXN2fc8yyowQ4dRBCw==
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

2026-09-17T11:18:58.983756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040116
observed f0ce719abaa92930a0ec15f000ac561d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:58.967624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040116/manifest.json
observed 98e475bfc29292dcd985cf4069b839a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:58.951576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040116/publication.md
observed bed51e723ff8ad93dc265fa5bdf089d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:58.934004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040116/publication.txt
observed e0c45ba4bc9d8144c294c1b0d370aaaf...
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.