OpenTechnical

OT-2026-000039088

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000039088) never changes.

Identity and time

Publication numberOT-2026-000039088 · never reused
Internal UUID01a0ae78-9672-7ab5-bdd2-8f0b44d23e22 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039088
StatusPUBLIC

Content hashes

Canonical textd2071fc1d9211f0f2001ffc20120a2cc1f412b361b2b998632469d51074396e2
Markdown000720cac08aecae5d006e97d85037f65f783072e65ade349b4ced6554d876c3
PDF
Publication page82ca55f2ab880b7f77b40c25f01ee090b8d9ae4065c190d09f81464f9717d70a
Manifest28f54e737660b4d7bfdafa553a40452f695f52c573cbf87e6fa8bdb30641a0e1

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
SignatureVbm60bUpN48vsAQuP6ohTYuNsaFHJuytwDKcCUVV4L94QRiw1MfejVXC+OBLDIWA/FwkOHdPVDZOy1U/TZmPAA==
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

2026-09-17T11:20:34.250906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039088
observed 82ca55f2ab880b7f77b40c25f01ee090...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.229602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039088/manifest.json
observed 28f54e737660b4d7bfdafa553a40452f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.210897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039088/publication.md
observed 000720cac08aecae5d006e97d85037f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.190332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039088/publication.txt
observed d2071fc1d9211f0f2001ffc20120a2cc...
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.