OpenTechnical

OT-2026-000056791

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000056791) never changes.

Identity and time

Publication numberOT-2026-000056791 · never reused
Internal UUID01a0ae87-7af7-7e67-a22c-e86f6c774d87 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056791
StatusPUBLIC

Content hashes

Canonical texte1e729b7702860c20e8c8673dfa34ceeb18a2c0fc72a96ec130f9868c9455ee4
Markdownb76c01ce60fc52658f18fd73d763af31dd560cbec90bdb299ed25230bb3ec325
PDF
Publication page280a7265d0bac33afd1cbf12ec66407d03d3f17a5b7753b7ee0a99f457c42d9b
Manifeste5119e379b8f957566b500c69d227d92ea91854f7c0776a600ba644b56645a9d

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
SignatureHkPpl8kOC9ZsubUq3+XPtq70t8u7FPn6tsfCBtRa+4srkKzqcTljHtUvY5jIUoSCU3Bcwamo8nZ5SkTcs1vVDQ==
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

2026-09-17T10:50:16.306396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056791
observed 280a7265d0bac33afd1cbf12ec66407d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:16.288854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056791/manifest.json
observed e5119e379b8f957566b500c69d227d92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:16.268123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056791/publication.md
observed b76c01ce60fc52658f18fd73d763af31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:16.250819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056791/publication.txt
observed e1e729b7702860c20e8c8673dfa34cee...
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.