OpenTechnical

OT-2026-000039510

Publication integrity record

Two pad foam vacuum gripper, two 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-2026-000039510) never changes.

Identity and time

Publication numberOT-2026-000039510 · never reused
Internal UUID01a0ae78-d8d3-798a-86ec-360c03bc05dc · 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-2026-000039510
StatusPUBLIC

Content hashes

Canonical textcbaafc770a147d23e51c11e6930c5ad118aca2cd33f0957d040af754bac6a07e
Markdowne130bdf5156e605891caa79bd49659ab7f84104fbfebfb294eb5ff0bc1d385b3
PDF
Publication pageed2f21e62819a2e6fdeeaf50fdebe00b2ff19e450d40411f5a512e9501142e4d
Manifest672da0378d0384807f8d19defb4e9ae0b09bf3f076188e7b1ec1bc66079be4f3

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
SignaturemDi0pVTqDXlpwuDEfHWzh6MsZRwEjmi2M0dlFMqNcK3FQAprfVuNkHpAT7Sz64sGSOZtDATOwgttBoAgdFLxDQ==
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

2026-09-17T11:19:38.761877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039510
observed ed2f21e62819a2e6fdeeaf50fdebe00b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:38.744053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039510/manifest.json
observed 672da0378d0384807f8d19defb4e9ae0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:38.728006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039510/publication.md
observed e130bdf5156e605891caa79bd49659ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:38.707642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039510/publication.txt
observed cbaafc770a147d23e51c11e6930c5ad1...
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.