OpenTechnical

OT-2026-000052474

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000052474) never changes.

Identity and time

Publication numberOT-2026-000052474 · never reused
Internal UUID01a0ae84-573a-7ba9-af84-a6f8176140d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052474
StatusPUBLIC

Content hashes

Canonical text63c6873ba541b8549784577ca9a3292c2e349d7c86d8279f4c93aa6982d03f34
Markdowna768c276624f5adb8c546f7824f42103a8c60953fc919efd20d68d9371fcf91a
PDF
Publication page94a589f3cd58561c07121e3af10fba8d0968ab08bcff709e968bf0c9c6a31349
Manifest863ca513d00ad12c2c3b53ad801aeb8a066acf1da5af177ebe940d45bffd38e0

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
SignatureNbFp/XX5fcqSK7bQgkjo5Z356UnX4pjThbdA8h9ii4h9DOFTzWbxtll70vj7EPpAkWg1ZlE2CY8BwZMdJttoDw==
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

2026-09-17T10:57:06.273045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052474
observed 94a589f3cd58561c07121e3af10fba8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:06.256396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052474/manifest.json
observed 863ca513d00ad12c2c3b53ad801aeb8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:06.236507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052474/publication.md
observed a768c276624f5adb8c546f7824f42103...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:06.217328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052474/publication.txt
observed 63c6873ba541b8549784577ca9a3292c...
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.