OpenTechnical

OT-2026-000039690

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-2026-000039690) never changes.

Identity and time

Publication numberOT-2026-000039690 · never reused
Internal UUID01a0ae78-d8d4-766c-a178-852740d68442 · 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-2026-000039690
StatusPUBLIC

Content hashes

Canonical textb3b1dcfb97dce071d2979cdb932ea51c2e21ae250cd0495fdf24a388818b3524
Markdown9683ea0031c13c792cb1d66e8ef4c6a103a2c6801201cb247560ab877c1d4d0c
PDF
Publication page3d8f99fcde9575e521ba9c4b4f9884baa233fc2dbff905fe024e31c809f89602
Manifest010aa8af8e80f7155e46ab986b2abd7bc7348a653a062fc7fe3d3f760275276d

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
SignaturesUAwujm4giXw2l0Un1nS2Syw7Zb0bSswOiC4W3R0B58ZzF/oX8k8lG8VMMMtPm4zmD6QH6SzeoQkcfjRvRLpCw==
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

2026-09-17T11:19:52.962842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039690
observed 3d8f99fcde9575e521ba9c4b4f9884ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:52.945559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039690/manifest.json
observed 010aa8af8e80f7155e46ab986b2abd7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:52.928036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039690/publication.md
observed 9683ea0031c13c792cb1d66e8ef4c6a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:52.909553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039690/publication.txt
observed b3b1dcfb97dce071d2979cdb932ea51c...
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.