OpenTechnical

OT-2026-000055908

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000055908) never changes.

Identity and time

Publication numberOT-2026-000055908 · never reused
Internal UUID01a0ae87-0a4a-7b70-938a-6bc9c620b067 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055908
StatusPUBLIC

Content hashes

Canonical textb0ce5abab1f53a47e57f0d9896c99d2c54f900e7a84079e7a0e8a6abce704671
Markdown08b0f41be6ab2e5dca3eb6637aad9182d241671946ac2d2a704aef58b72ba770
PDF
Publication page232390e02fb5166f59169717cd7ac1cb19401c47f5fb20264f34afa8e86ccc1c
Manifest04d119d4bb5e74c6297f8c85bd02507a65779d9d86a1419cf098aeefb35319b8

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
SignatureEN1GxqmcFYvHmuJq8fEFEAD4bXEzZecTXlBE5lChFXUriaRi/FDuHvg2An503hkVV1ndPzy/OM45bqidYlBpDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:24.708735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055908
observed 232390e02fb5166f59169717cd7ac1cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:24.692593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055908/manifest.json
observed 04d119d4bb5e74c6297f8c85bd02507a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:24.674556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055908/publication.md
observed 08b0f41be6ab2e5dca3eb6637aad9182...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:24.658392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055908/publication.txt
observed b0ce5abab1f53a47e57f0d9896c99d2c...
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.