OpenTechnical

OT-2026-000051723

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, pressure sensor per zone, pulsed 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-2026-000051723) never changes.

Identity and time

Publication numberOT-2026-000051723 · never reused
Internal UUID01a0ae83-7c83-77d3-9311-2acc17338a3f · 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-2026-000051723
StatusPUBLIC

Content hashes

Canonical texte71211339bfcce903ffc3271d4609101d9e9fd2ad9dcf59fe226f550fec82c3e
Markdown38cb3949f832f9a957af207ed88b0526d3b8ceee67c09b9b2ad75800ec7ca207
PDF
Publication page387386b8d0d1961c4071ea37ca4a92ae0230555ecedf81167dc5617a56f8e510
Manifest9ce084b686769479a1273a8928c0a7b696e43d7ddb87b5b85321203716fcc6fa

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
SignatureWnE64A9XL3W4YbKPEbh/KxljHl11FNhSATX+BITG6i4n5z+JKFBHuKwEpfoXAQCulYtv3pE2Xxh5WGuLdlFCCw==
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

2026-09-17T10:58:36.732769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051723
observed 387386b8d0d1961c4071ea37ca4a92ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:36.715765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051723/manifest.json
observed 9ce084b686769479a1273a8928c0a7b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:36.697779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051723/publication.md
observed 38cb3949f832f9a957af207ed88b0526...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:36.679162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051723/publication.txt
observed e71211339bfcce903ffc3271d4609101...
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.