OpenTechnical

OT-2026-000052040

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000052040) never changes.

Identity and time

Publication numberOT-2026-000052040 · never reused
Internal UUID01a0ae83-e78e-7a84-aff9-453b080f55af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052040
StatusPUBLIC

Content hashes

Canonical textc177fbbe1341c9d55efe7cbe64d858a4266ef11463b61425930d97e46b7eacc1
Markdownbebad0fba2cbe38dee0cfb3cf1599082304c6a77606ee0e923fda4b6e1299fd8
PDF
Publication page06383df3f806cc6a1804ad7cd027c3f7c6a352167ccd6ea14b5334f0522029a4
Manifestc2598bae1cb77bbb7a3c900242084a95247042f8bac64a8d19956593237e72a7

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
Signaturelp4TYUcum9JofYBgZ/BoneOlgtj3kQ5JEcvcvr61SeG5nFk0jr06JiYH18OZHzxa0zvBiXdDLRglXONbV5JACQ==
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

2026-09-17T10:57:33.389421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052040
observed 06383df3f806cc6a1804ad7cd027c3f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:33.371391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052040/manifest.json
observed c2598bae1cb77bbb7a3c900242084a95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:33.352072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052040/publication.md
observed bebad0fba2cbe38dee0cfb3cf1599082...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:33.334428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052040/publication.txt
observed c177fbbe1341c9d55efe7cbe64d858a4...
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.