OpenTechnical

OT-2026-000045098

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000045098) never changes.

Identity and time

Publication numberOT-2026-000045098 · never reused
Internal UUID01a0ae7c-f768-770e-8d83-692338243a8d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045098
StatusPUBLIC

Content hashes

Canonical text4f29a936ee6b89542d5c88226945caa7edcb10e790a2dabb0a8961b68b34d7cd
Markdown2dafa588c55391308b268169753e4fffa1b9cd4016a572039b1f2bbb3dd23401
PDF
Publication page49781b0eeb361fcb5d7a8a3aec4503020ce9c69dca5403bbfee01bbb52208057
Manifest303152335c2b1dddd5624e5c8bc390f12cf56e09515b272aabd0eadd82108be2

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
SignatureeqIfuLIv0WtI1dtR68EuvLKUHT8V8GtKHlQhRVhB7ppvKO9dVmS/nO3QKQ1TOBLNHAV2zKygXL1CQGSjhk+ACA==
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

2026-09-17T11:10:08.652294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045098
observed 49781b0eeb361fcb5d7a8a3aec450302...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:08.632936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045098/manifest.json
observed 303152335c2b1dddd5624e5c8bc390f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:08.615044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045098/publication.md
observed 2dafa588c55391308b268169753e4fff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:08.594832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045098/publication.txt
observed 4f29a936ee6b89542d5c88226945caa7...
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.