OpenTechnical

OT-2026-000061095

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000061095) never changes.

Identity and time

Publication numberOT-2026-000061095 · never reused
Internal UUID01a0ae8b-137e-7f3d-b922-8ee94733474d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061095
StatusPUBLIC

Content hashes

Canonical text731829f15d446313d8b43b24056befe59072b87ee5c110e87871df32ac256105
Markdown8a44bc73eaa99ee87460cee0abc2d4c08334f696aa0ae15eb24ebddc0c935039
PDF
Publication pagef225cefb56325c4dc1670c0b38f3652d21bff4f36ba5c9f9369b45d40bc55f38
Manifestb4ea693908ff2c21d7ec694d46e901e7176b8374095d702cb1f713d838230d79

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
Signature5GauxINyBW5x4QLScFGFsrs4+nPQqGo4OpSibwZtxSWPPSBOlvyTbaf0EK6vlHyWJrL0W921OZdt/w4K1bRSCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:27.755636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061095
observed f225cefb56325c4dc1670c0b38f3652d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:27.738229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061095/manifest.json
observed b4ea693908ff2c21d7ec694d46e901e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:27.719329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061095/publication.md
observed 8a44bc73eaa99ee87460cee0abc2d4c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:27.700439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061095/publication.txt
observed 731829f15d446313d8b43b24056befe5...
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.