OpenTechnical

OT-2026-000029094

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000029094) never changes.

Identity and time

Publication numberOT-2026-000029094 · never reused
Internal UUID01a0ae73-2a9f-73b6-bf0e-23178687fe1d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:38.288761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029094
StatusPUBLIC

Content hashes

Canonical text5cbdfa2f4093b5cce9a736d5b6b2cc6b4ab52ac75d302aa54c770723fae6748d
Markdownb3e7a95175e9da5ddf57e5b2cd9d22fca6c083ae5eb8fb569988c6253ca346f4
PDF
Publication page940a58e4db9f461b23bd7f517abe8d71ce1d9702e6cd12c6d4e963a15184c3d2
Manifesta5f5c32d7a10c6480c9aba828360330dc5b87aff9883a8a96c217cca04a53058

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
Signature9am/M1afqd3eNWipznzaYvQrdyong8qkmhm+b/XCGNrFGN3GfSkkMeCYH67iVrVHT8pD8BBbZ3LUpYWafC4tDw==
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

2026-09-17T08:20:49.934772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029094
observed 940a58e4db9f461b23bd7f517abe8d71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:49.790662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029094/manifest.json
observed a5f5c32d7a10c6480c9aba828360330d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:49.773822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029094/publication.md
observed b3e7a95175e9da5ddf57e5b2cd9d22fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:49.753232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029094/publication.txt
observed 5cbdfa2f4093b5cce9a736d5b6b2cc6b...
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.