OpenTechnical

OT-2026-000047862

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000047862) never changes.

Identity and time

Publication numberOT-2026-000047862 · never reused
Internal UUID01a0ae7f-c421-7bc2-9a88-6237cb96db72 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047862
StatusPUBLIC

Content hashes

Canonical textbe663620fbc3bd60edd94adf1855e948bf2f889ec685970029cb1b17de701f35
Markdown1e7e1e2400fb060592f2c8856db44ac459677fed201e7acf6ee7dea6562d5131
PDF
Publication page4fade43003e6a2d13bf1828c5a53691b317bfffc1f38271e0ca18a5800e532d2
Manifestb5d9ff277b1978b8e7137fab76ba49de50696b923f9f37f9f3fbf6d3ddfc0c40

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
SignatureqMFmYvqDvJTMdDAqGXXifL1gLynxFiZs9wMKL0OKXV2l3aAzdQvchmwSDIGdBPg1UeOGhdh2FmRX6zpVdce1Cg==
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

2026-09-17T11:05:47.197287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047862
observed 4fade43003e6a2d13bf1828c5a53691b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:47.180364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047862/manifest.json
observed b5d9ff277b1978b8e7137fab76ba49de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:47.161318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047862/publication.md
observed 1e7e1e2400fb060592f2c8856db44ac4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:47.142397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047862/publication.txt
observed be663620fbc3bd60edd94adf1855e948...
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.