OpenTechnical

OT-2026-000040328

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000040328) never changes.

Identity and time

Publication numberOT-2026-000040328 · never reused
Internal UUID01a0ae79-2700-7d61-834b-b3d5aa205555 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040328
StatusPUBLIC

Content hashes

Canonical texte91fdd04d56996264001ee24b76ab742bf2e339a0a4e921927d4e98733df625d
Markdown5a766df8c374c131bc2812535590d0578b483e0d86121c3b9222885a7358b697
PDF
Publication page0c10ea6fc7746a252140c6b646a2c94d7e7428c98527177853531eb5c4d088f5
Manifest2b160708e9226d12418a1a87eff96a4ce478210f559ea7b2f8ac73469e73d5df

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
Signaturedd7RXKK0HBgZ34tznuPlvLhReavSmWav8bd4Bz9ChRJKtJvZrcV+JY4C6oLOJvBu3do8vEXFs3Wjj+clkbytAg==
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

2026-09-17T11:19:19.960588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040328
observed 0c10ea6fc7746a252140c6b646a2c94d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:19.943324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040328/manifest.json
observed 2b160708e9226d12418a1a87eff96a4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:19.924482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040328/publication.md
observed 5a766df8c374c131bc2812535590d057...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:19.905838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040328/publication.txt
observed e91fdd04d56996264001ee24b76ab742...
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.