OpenTechnical

OT-2026-000029982

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000029982) never changes.

Identity and time

Publication numberOT-2026-000029982 · never reused
Internal UUID01a0ae73-ac49-7f55-9326-1d321d794575 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:11.501096Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029982
StatusPUBLIC

Content hashes

Canonical text1722b8578860deadf08fec584d67b6449a1b8a5ebadf57b12f29b1d337332461
Markdown6d417531a36f2c415862496206912be0aa8c659e0147cbd8a406bebc9aaf67e2
PDF
Publication pageb144e4f61e4c5857e508bd9bdc50e7ee52fdf3958d1508a3beb97c67d3cb7b6c
Manifestdc8c6245904ea264ce394ce987836006aba1f6fda079262383f395c40fae08cd

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
SignatureXpONjkkRVuyu9V64vRU9pM6L4NdEI/DLTLgPa5GWiYNU8VMkOoXEdMZiGPjDTea/BXPDh8C/bqiET7tRBuO8AQ==
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

2026-09-17T11:38:42.376095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029982
observed b144e4f61e4c5857e508bd9bdc50e7ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:42.359390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029982/manifest.json
observed dc8c6245904ea264ce394ce987836006...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:42.337599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029982/publication.md
observed 6d417531a36f2c415862496206912be0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:42.307534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029982/publication.txt
observed 1722b8578860deadf08fec584d67b644...
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.