OpenTechnical

OT-2026-000043007

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000043007) never changes.

Identity and time

Publication numberOT-2026-000043007 · never reused
Internal UUID01a0ae7b-3277-7d00-a91f-603ebfc8a586 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043007
StatusPUBLIC

Content hashes

Canonical text652f103ac15db7a1b5ca7c473be06ae50b655c99bfd52794bf574f66ff832211
Markdown5b7c8669f5219dd1826957794e8bf9fefa164f3125a86a8e9f9b2803e3dce7fd
PDF
Publication page6e1ae31fe00b8ddf2ec1e969e825f28ec6b6764764d813911c0a93936ef6856d
Manifest5a21eb9b3e75d88bded6e030d5ea7d82c8ab006bdb9fcc9551a7e92752878ef9

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
SignatureiVf2zhpatB8JYwyUYPzF/bGXiarphXQr2HJZos8FDNk7yoaz2aPm9yt1RkeKYapftK2DxoFraXDQIDGpt3kWBg==
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

2026-09-17T11:13:19.035782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043007
observed 6e1ae31fe00b8ddf2ec1e969e825f28e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:19.015306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043007/manifest.json
observed 5a21eb9b3e75d88bded6e030d5ea7d82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:18.997548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043007/publication.md
observed 5b7c8669f5219dd1826957794e8bf9fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:18.979475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043007/publication.txt
observed 652f103ac15db7a1b5ca7c473be06ae5...
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.