OpenTechnical

OT-2026-000051805

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, vented 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-2026-000051805) never changes.

Identity and time

Publication numberOT-2026-000051805 · never reused
Internal UUID01a0ae83-7c84-7166-813a-a21d84c87cf4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051805
StatusPUBLIC

Content hashes

Canonical textf999402c58e48b03b0eeaf16c34e94f5a5956f05efb2eaeb8004e8082157f840
Markdown14c645d61a05b70b34ca8a50a8c398c49becfc3e62090d2172b9021e5c227fa7
PDF
Publication pagebcc275fa493ff9c4324e307ed0c907196528bb5e5d2ece964d170b9851d7e21e
Manifestf23bc34de81df58ef1a80ef01ea6d8a3f1a280ba8f2343fca886eddaa1e68055

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
Signatureojcz30rkpogXcpufUU05FvHi9CFLFcJ94+Yk1To5PHrkHSDMuNIVba0vukUgv7g2kJemIb8ALAc5TEYL+++FCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:43.274720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051805
observed bcc275fa493ff9c4324e307ed0c90719...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:43.256751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051805/manifest.json
observed f23bc34de81df58ef1a80ef01ea6d8a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:43.235920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051805/publication.md
observed 14c645d61a05b70b34ca8a50a8c398c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:43.215902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051805/publication.txt
observed f999402c58e48b03b0eeaf16c34e94f5...
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.