OpenTechnical

OT-2026-000008093

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, vented after 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-2026-000008093) never changes.

Identity and time

Publication numberOT-2026-000008093 · never reused
Internal UUID01a0ae6a-908c-76b7-a4ab-6c9b52c5b10c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008093
StatusPUBLIC

Content hashes

Canonical text5a07e458978fc6121facb7887deabc545a5f18de7d944d285c457281eb3f5f16
Markdowna690c5473215b8de0e391fe7bbd50cc42d768c90a64d3dd4330eb7c8bdd5f914
PDF
Publication pagec490a0e929739dbc783c5127b452cc305c0a38271b6b26e8786050b696f13b1e
Manifest98f20ff8f5deec9d569b668103844d7c141bd031b8d3a08cbc854c75b0b81bb8

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
SignatureNEOGZ0K3V19KSQh2kwlFhp9MktPKNfFsI4ZXPyT1pMnFEIvqpPSKaY7Y0eoMoOlpzBLA9dulbYGcgPoDCnA+CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:22.861873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008093
observed c490a0e929739dbc783c5127b452cc30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:22.844660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008093/manifest.json
observed 98f20ff8f5deec9d569b668103844d7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:22.826145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008093/publication.md
observed a690c5473215b8de0e391fe7bbd50cc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:22.806142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008093/publication.txt
observed 5a07e458978fc6121facb7887deabc54...
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.