OpenTechnical

OT-2026-000094129

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000094129) never changes.

Identity and time

Publication numberOT-2026-000094129 · never reused
Internal UUID01a0ae9e-92cb-7227-90c2-e0fc5468ecda · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094129
StatusPUBLIC

Content hashes

Canonical text48f23cbb81c61df1ab40818a33f215b01e0e488f622dfc3eac804199a5d49945
Markdown7b0b85aa1d7b19c433a54ef62ed11f31d78decf140d6e5d6cfa109ef97afc958
PDF
Publication page47207eae66b420fb1372731f242f208a61b4b4d4946b2641ff2931b0d0083910
Manifestc4d30185951cd6e2e1e643afce839f565ac8f39e70a447028e0cab9b920c03a4

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
SignatureVK5eAZFC4CKIjktJHvnMOO4OhI6nVRYbSFe5Zjq0vsp1qlBaX1JJsKB2VjagbHbtCTemiuKMlfRrzkl4fU9xBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:34.499281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094129
observed 47207eae66b420fb1372731f242f208a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:34.482305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094129/manifest.json
observed c4d30185951cd6e2e1e643afce839f56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:34.464404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094129/publication.md
observed 7b0b85aa1d7b19c433a54ef62ed11f31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:34.428794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094129/publication.txt
observed 48f23cbb81c61df1ab40818a33f215b0...
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.