OpenTechnical

OT-2026-000039702

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000039702) never changes.

Identity and time

Publication numberOT-2026-000039702 · never reused
Internal UUID01a0ae78-d8d5-7e1c-a03d-ba91ca17692c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039702
StatusPUBLIC

Content hashes

Canonical text5c29d9b0239d75f8dd764dc00532d407bebb103068aa0cca83a2dc9fdecc9007
Markdown317ae0b43cf64df8d0b76b3de722784fc0aaead43337821fb0c8c386599101a2
PDF
Publication pagea9a9d4bae2ccf10a93adc84c08b410d094e9122901b842df1be2cc9fcc9beb7f
Manifest7152245e682866f502cdc56b0b0335b5ebae682098298c76725e0f12727013ba

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
SignatureELU0F1v4C8GnoRORNpHwYZ1sq6LUlBX9hPeraFC7+LBvAcBkx7UwajPTZ8bjwNz5p9kjfDuQrR05sOglqVi3BA==
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

2026-09-17T11:19:53.889612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039702
observed a9a9d4bae2ccf10a93adc84c08b410d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:53.871193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039702/manifest.json
observed 7152245e682866f502cdc56b0b0335b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:53.854028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039702/publication.md
observed 317ae0b43cf64df8d0b76b3de722784f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:53.835679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039702/publication.txt
observed 5c29d9b0239d75f8dd764dc00532d407...
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.