OpenTechnical

OT-2026-000012732

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, pulsed 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-2026-000012732) never changes.

Identity and time

Publication numberOT-2026-000012732 · never reused
Internal UUID01a0ae6d-5562-7f24-b825-2ae8f3a700d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012732
StatusPUBLIC

Content hashes

Canonical textdb603be500c4dff6be95e894594d981f046dd38dec32219e0b5496aa0e63a601
Markdown9d07e74e410c3295273555774f403b1fc5deb60181c4bfb5109f78ba704470f2
PDF
Publication pagecc913413362899ad480c4137a1d2f00cafaf099b11578b6c4c33e463de66c2d1
Manifestc3763f4eed9307df06f6537bd687c185fb22d26571166222453a16b171881cc1

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
SignaturepO+8+x3jYeq0r8ACsAv88z8xjo/h8ina/HzEH+mzS5LL6Svt8AYEMXk6kfz9wu24p6keul8PUapd1kbnZZRiAw==
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

2026-09-17T12:10:25.382475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012732
observed cc913413362899ad480c4137a1d2f00c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:25.360706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012732/manifest.json
observed c3763f4eed9307df06f6537bd687c185...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:24.097504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012732/publication.md
observed 9d07e74e410c3295273555774f403b1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:24.068798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012732/publication.txt
observed db603be500c4dff6be95e894594d981f...
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.