OpenTechnical

OT-2026-000037999

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000037999) never changes.

Identity and time

Publication numberOT-2026-000037999 · never reused
Internal UUID01a0ae77-f88a-7307-928d-fe04936069bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037999
StatusPUBLIC

Content hashes

Canonical text77e87f67436fa07d1c7c65f118b159a71ea2fb955f226c73175227b0df2de7e1
Markdown0e35440976b7c25c3253629848e7985e33380f852586fb6ca993807cd0a816e6
PDF
Publication page0b7b07bc89d27ee83de3f3e7e3d241862a22b5fce47ec6f5dfafbe529a1d993e
Manifestd4fe78d9006bd21b98dcded6aee2347e320a1b6b18346d29c00dec988da93406

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
Signaturesd7uul7VBvgP5uNZcakr9CDPB2lDk8GEzgXBOTFrYWgLipPjl4tIEADaKTXkMTFYAeKuqYvTn+TFcdVLy4yxBw==
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

2026-09-17T11:23:17.911342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037999
observed 0b7b07bc89d27ee83de3f3e7e3d24186...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:17.892359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037999/manifest.json
observed d4fe78d9006bd21b98dcded6aee2347e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:17.874525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037999/publication.md
observed 0e35440976b7c25c3253629848e7985e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:17.855585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037999/publication.txt
observed 77e87f67436fa07d1c7c65f118b159a7...
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.