OpenTechnical

OT-2026-000045222

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000045222) never changes.

Identity and time

Publication numberOT-2026-000045222 · never reused
Internal UUID01a0ae7c-f769-73cd-94b9-619b0cfeb0ce · 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-2026-000045222
StatusPUBLIC

Content hashes

Canonical text84b702424b41c12c132aff1d0ad572c573095b87c550396fa235d5861c98cea9
Markdownf8732d3c2b263e86acee2b8e75cadf86aef2c127dda096ef5c40f42a78caa59b
PDF
Publication pageac591ee54944e7912a4c3480d3dbd94a03e76c3c0b831a62efbab4d6d3879464
Manifest917c899bc1e6f2e9732c9298dc122f2ba2c8fc1752e0fdac6b1e182c8d943e15

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
SignatureHaFsnxsMkXNY1p33btGJBqdkMDoo65IChBpaSic2nuiK5wGshh/5j36U7CweJzrFPKk5LYWlhM7zICknQGE4Bw==
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

2026-09-17T11:10:24.909093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045222
observed ac591ee54944e7912a4c3480d3dbd94a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:24.891767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045222/manifest.json
observed 917c899bc1e6f2e9732c9298dc122f2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:24.872547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045222/publication.md
observed f8732d3c2b263e86acee2b8e75cadf86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:24.853009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045222/publication.txt
observed 84b702424b41c12c132aff1d0ad572c5...
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.