OpenTechnical

OT-2026-000049717

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000049717) never changes.

Identity and time

Publication numberOT-2026-000049717 · never reused
Internal UUID01a0ae81-8fef-71ef-9df2-472d58e07479 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:21.728203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049717
StatusPUBLIC

Content hashes

Canonical textd527f8bddaac7c485109c868679d7f2eda3c56c03b7ebdf1d5a6a8dad9973990
Markdownf3b8455262a7e191b9e51be44eeb9932dc2a62f26104fccb301e3c759df1f84c
PDF
Publication pagee2317b1bb7292efa7b1d7181d4a2b38314358b9c1995b809b5e7211a0aa4fffe
Manifest51ee3c04ce7d221238769aebab025ec40cd9aa0be15c2155e580ae79ccd92222

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
Signature5Xc4TmMwcYoZpAkjvY43OGly0cnwwdscLRlNkVtt0wT8gx+PGMdYy8yR9wYVZw/SiZWs+itKLBDmzbfBf1VWBQ==
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

2026-09-17T11:02:44.144223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049717
observed e2317b1bb7292efa7b1d7181d4a2b383...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:44.124470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049717/manifest.json
observed 51ee3c04ce7d221238769aebab025ec4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:44.103809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049717/publication.md
observed f3b8455262a7e191b9e51be44eeb9932...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:44.083034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049717/publication.txt
observed d527f8bddaac7c485109c868679d7f2e...
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.