OpenTechnical

OT-2026-000014493

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, 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-2026-000014493) never changes.

Identity and time

Publication numberOT-2026-000014493 · never reused
Internal UUID01a0ae6d-b27b-790a-b477-74c1397d6627 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014493
StatusPUBLIC

Content hashes

Canonical textcafcd73a03f9f20afe0b24adddf08da69d1dd05bbd9d6f7e0adef0a72ea702b5
Markdown085a57c62952a7e19a80673f1c57bb6ce887a69a4bdb53ce0593ec4c6e7d40cc
PDF
Publication page91b6cc76bb00223b045383229a41a77910c14c1c7e337e1764a39daee319cec5
Manifest44daabdde87b80b5a3e53295bcf34bbb82809cf794791fd1bafec53c8d6f3b5e

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
Signature6q8289fL3Up9C1qZIy/GpP8iphMKnpJaU/D0RDjeWCYY4DGMVui14BuZQv4inDfsqIBtPaEOsKM3oPHM3dnkAA==
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

2026-09-17T12:10:19.128844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014493
observed 91b6cc76bb00223b045383229a41a779...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:19.107973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014493/manifest.json
observed 44daabdde87b80b5a3e53295bcf34bbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:19.083928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014493/publication.md
observed 085a57c62952a7e19a80673f1c57bb6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:19.063235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014493/publication.txt
observed cafcd73a03f9f20afe0b24adddf08da6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:22.814872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014493
observed 91b6cc76bb00223b045383229a41a779...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:22.796747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014493/manifest.json
observed 44daabdde87b80b5a3e53295bcf34bbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:22.779490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014493/publication.md
observed 085a57c62952a7e19a80673f1c57bb6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:22.760864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014493/publication.txt
observed cafcd73a03f9f20afe0b24adddf08da6...
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.