OpenTechnical

OT-2026-000037100

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000037100) never changes.

Identity and time

Publication numberOT-2026-000037100 · never reused
Internal UUID01a0ae77-7740-7ca1-940e-2660064cd1d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037100
StatusPUBLIC

Content hashes

Canonical textc67b844b6d15d698f1fc40decfded5e66335eda2fdcf4e28fd97c61815c55bee
Markdown8704486841f5c841955a6fd33b5c291ef243d9407779d4c2085936c5f59ff64c
PDF
Publication pageb63c2d2294a5b6600c02e0c84d24b5e349c7ccd09f567b6b7e4b9a3168a9dd4d
Manifestfb8727df46f4fac9d4b1a3b43357ac6f26eace70680759c0a5046036759754fe

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
SignatureMYlEPECmsesWf2jjYilMnaI1AbMa7ROWissrV+Rp2DD8Rz5a/xkczTYMnNrgrsy93LAqUzM6Acopisk/qcYeAQ==
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

2026-09-17T11:24:58.088882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037100
observed b63c2d2294a5b6600c02e0c84d24b5e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:58.072648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037100/manifest.json
observed fb8727df46f4fac9d4b1a3b43357ac6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:58.056440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037100/publication.md
observed 8704486841f5c841955a6fd33b5c291e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:58.039922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037100/publication.txt
observed c67b844b6d15d698f1fc40decfded5e6...
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.