OpenTechnical

OT-2026-000043277

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, sustained blow-off after 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-2026-000043277) never changes.

Identity and time

Publication numberOT-2026-000043277 · never reused
Internal UUID01a0ae7b-327d-7bda-982e-5be0d4875839 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043277
StatusPUBLIC

Content hashes

Canonical textd59e7417349068958fb1f57bde6cf5a3fbbd11711bf4845a9fc3021d8d108ca2
Markdown423e45364f5f297945486b489ee89078aaf707cbcfb4a5397438cde340e67981
PDF
Publication page0a3de2c4de6d3b1746df0ce0266d90a79463faaa0b1cba108101992633901d88
Manifestb80050440c23c72d0c91cebdfe65a81170eb02604122b612153801bc95d8dfa9

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
SignatureIJ8j2SD6qlJ6S8FH+J8fL0DAz/XIZmArwEEYKumM27Kjvo6ZnSQ5lPRJwKuCjx7GWNaBJDfcjmA+MIyUvmg3DA==
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

2026-09-17T11:13:45.957185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043277
observed 0a3de2c4de6d3b1746df0ce0266d90a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:45.939544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043277/manifest.json
observed b80050440c23c72d0c91cebdfe65a811...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:45.919354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043277/publication.md
observed 423e45364f5f297945486b489ee89078...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:45.886086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043277/publication.txt
observed d59e7417349068958fb1f57bde6cf5a3...
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.