OpenTechnical

OT-2026-000047754

Publication integrity record

Three pad foam vacuum gripper, three 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-2026-000047754) never changes.

Identity and time

Publication numberOT-2026-000047754 · never reused
Internal UUID01a0ae7f-c420-7900-adaf-6f1508177faa · 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-2026-000047754
StatusPUBLIC

Content hashes

Canonical texte8eeb0d6135d206267e98bf124f42604f24805c51d4cb95d4f69cbf5afe2d999
Markdown6babb6a1826d62808571b650385d4c36da398e48368f00406f5d734c7be4f770
PDF
Publication page47610cd568ab9a4d541ac61e4ddc1029fccc6436e9d62e3ab70441aaf151e065
Manifest004a463730a4d6df15306ebe99164bc7b582ceccf11966a10b448b8de3778b3e

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
SignatureQX2mQkWx4M539uB54viGECzhp/UWNmZ2Q4m/ffDfZu78PIx8Lz2NKmwpTtbZ89+0dqfo3/vVovP5hXpnBJtUAA==
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

2026-09-17T11:05:38.395245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047754
observed 47610cd568ab9a4d541ac61e4ddc1029...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:38.375524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047754/manifest.json
observed 004a463730a4d6df15306ebe99164bc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:38.253293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047754/publication.md
observed 6babb6a1826d62808571b650385d4c36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:38.232788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047754/publication.txt
observed e8eeb0d6135d206267e98bf124f42604...
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.