OpenTechnical

OT-2026-000037812

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained 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-2026-000037812) never changes.

Identity and time

Publication numberOT-2026-000037812 · never reused
Internal UUID01a0ae77-f889-7f8e-bde9-8be29f75f43d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037812
StatusPUBLIC

Content hashes

Canonical textb946269bab144c84fdb81c7d3042b60bffbc09738f7ea5e931b38559414e9c35
Markdown67514a22cad4a8066c9ae46ef024746d7f6f7709b19b3187646064ed044448f4
PDF
Publication pagece97765cfc662e261ae704f2d46b0a5866c2dedb07ccd2db1b4d552ec1ac4251
Manifest96bb7abaeee347b920d26695538185a3af497b7a607231658cabd163f7648252

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
SignatureGiWeEOrPUMMyVwZ3v6eyLB+DS+32G5kQjsOe3vrjpdYW2YK/i35Va0oSNNGC7ov7eIRrbd/7kZmmbcTEc/e9Cw==
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

2026-09-17T11:23:03.710169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037812
observed ce97765cfc662e261ae704f2d46b0a58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:03.690096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037812/manifest.json
observed 96bb7abaeee347b920d26695538185a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:03.671984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037812/publication.md
observed 67514a22cad4a8066c9ae46ef024746d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:03.652972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037812/publication.txt
observed b946269bab144c84fdb81c7d3042b60b...
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.