OpenTechnical

OT-2026-000018335

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three stage ejector, pulsed blow-off before set-down

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-2026-000018335) never changes.

Identity and time

Publication numberOT-2026-000018335 · never reused
Internal UUID01a0ae6e-b489-70cf-a57e-f39610a3e171 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018335
StatusPUBLIC

Content hashes

Canonical text02af6c79bcf383d794601d83ee91db76fa3e2f60a3af38eff539bce3fba05343
Markdownc409b0cefbcabfa5ab150b53eeb89429c9cbb286e5624b8b20724db7d58eef6b
PDF
Publication page541c48e0c72d6340bd013a11edfa5dba787f9d5a0d70e31b9027f87d331bbb31
Manifestfacefd21508f8cd9f949b763dd9009140ab6c1707d3ded6789eb6c5ac1d71e69

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
SignatureALLplr8WqLP5bqzpeYfWGlxw28nW5C+cUiZKYkWKqTsZkhyMJ0k80CNxtAR8JwLkjDqZGVuxP/1VkG+Xh64CAw==
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

2026-09-17T12:01:02.337483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018335
observed 541c48e0c72d6340bd013a11edfa5dba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:02.321047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018335/manifest.json
observed facefd21508f8cd9f949b763dd900914...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:02.285459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018335/publication.md
observed c409b0cefbcabfa5ab150b53eeb89429...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:02.247242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018335/publication.txt
observed 02af6c79bcf383d794601d83ee91db76...
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.