OpenTechnical

OT-2026-000040664

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000040664) never changes.

Identity and time

Publication numberOT-2026-000040664 · never reused
Internal UUID01a0ae79-6d0e-77f7-a16b-6d4dd6fff5a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040664
StatusPUBLIC

Content hashes

Canonical texte7ec8d961765fa950b49eba196ed22faca6e39efe0aeadc7e03fb0ea4326e06d
Markdown86f4146a87922f7395d2b8139e0a2d665088c4e1b5ae8612b66e0792fe61c757
PDF
Publication page88150abe622a7e5f2edd6b59395ea657e262d4b44e283d930b0d69e250070b46
Manifest99e0ccace5aebc65a4050897c3b01d8b1f1a9b0b021696ca4255293aabcacbd9

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
SignatureDVIu2/bUrr41MMpwiZizqycix7eeysZNstKY+5cY878ssl7K7PnBL5mEAlu5E+OSn2knrFargp/WdoHHFHCoBg==
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

2026-09-17T11:17:51.355285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040664
observed 88150abe622a7e5f2edd6b59395ea657...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:51.336595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040664/manifest.json
observed 99e0ccace5aebc65a4050897c3b01d8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:51.318805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040664/publication.md
observed 86f4146a87922f7395d2b8139e0a2d66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:51.300868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040664/publication.txt
observed e7ec8d961765fa950b49eba196ed22fa...
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.