OpenTechnical

OT-2026-000039858

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000039858) never changes.

Identity and time

Publication numberOT-2026-000039858 · never reused
Internal UUID01a0ae78-d8d6-7e21-a46f-592e5d30bdba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039858
StatusPUBLIC

Content hashes

Canonical text111f117025b357510927ab6035a6d56160d3ba887be99a7d2edc8776746d7f0e
Markdown3b07771e89b4cf1a17b33f70c808abdb824e8957ad6fe5b74de68eb7c288d3ad
PDF
Publication pageb7ebec913fa0ffe72cc34466a77d118a18e0b21d2167820a7536b1e541fc020c
Manifestdf2ee9e1ee807c46faed54fea563f9fc99e32c3a1ea7ca5baa582fd731d8d020

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
SignaturebJaQkkfUPOYy3w2U+n/izEZ1nSfyh1TSXYAAtjIcvKWATosegss+PAeljwM7gsYlq6osRDJZy2eVbYQGSKgSDA==
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

2026-09-17T11:20:08.238495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039858
observed b7ebec913fa0ffe72cc34466a77d118a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.218061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039858/manifest.json
observed df2ee9e1ee807c46faed54fea563f9fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.199451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039858/publication.md
observed 3b07771e89b4cf1a17b33f70c808abdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.179156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039858/publication.txt
observed 111f117025b357510927ab6035a6d561...
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.