OpenTechnical

OT-2026-000048273

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000048273) never changes.

Identity and time

Publication numberOT-2026-000048273 · never reused
Internal UUID01a0ae80-4de3-7b32-a47d-8fd3de97a339 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048273
StatusPUBLIC

Content hashes

Canonical texte117c735b0710a184d69c4cbb0b4394d1a65eeaf4b7d2c2cab4fe8dcfb6f413f
Markdown7d26b6bd27e72ee89a550e0d85ebb1a4098574e267dc5f1cfeaa0bfd1a11c381
PDF
Publication page059a3d787f6dcdfbc76cc1ea19dc475d69fe94f670c4657ebdf2fcea143f9e5c
Manifest8be7a523178f84a0be435cc86a4bb52fc4554afa95feb2d937296d814f5df7f2

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
SignatureqxfBT3dhoDFy+W6ojyAWX52gf7/ONGnRgz1GOB0DcrFZDyi2SVijZ9sFR2Yc7qC9bv4Rnrp6P5Hq6Knl5nSDDw==
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

2026-09-17T11:04:51.073602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048273
observed 059a3d787f6dcdfbc76cc1ea19dc475d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:51.052525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048273/manifest.json
observed 8be7a523178f84a0be435cc86a4bb52f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:51.030976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048273/publication.md
observed 7d26b6bd27e72ee89a550e0d85ebb1a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:51.004474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048273/publication.txt
observed e117c735b0710a184d69c4cbb0b4394d...
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.