OpenTechnical

OT-2026-000047236

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000047236) never changes.

Identity and time

Publication numberOT-2026-000047236 · never reused
Internal UUID01a0ae7f-3e56-7f6f-98cd-890ab5794a2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047236
StatusPUBLIC

Content hashes

Canonical textd65b77fd64bdee6df76b0c5e337d131586b6adf2c93f3403323dd03c562de5bf
Markdown0091622c38f3157435ead3f4b725620508a7dbf823ced532006b2dbe17d61e15
PDF
Publication page731b480b9f9f140e5ddad917fce8e470f7c94a43021197db2701c84e1050309b
Manifest538ead68ec3364fddd6bd5d1cacc980d1dfba435bb4900e36e2bc0c10944ca60

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
SignatureWoDDow6sN7Uu/xyGkeA03ieHzqSVz8LpsMf+yswrWvU4WTJLmDAEeHpMaaH4aT2qpu+IrbGdhJJVh8/As5AIDA==
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

2026-09-17T11:06:11.506938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047236
observed 731b480b9f9f140e5ddad917fce8e470...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:11.491329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047236/manifest.json
observed 538ead68ec3364fddd6bd5d1cacc980d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:11.473018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047236/publication.md
observed 0091622c38f3157435ead3f4b7256205...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:11.454330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047236/publication.txt
observed d65b77fd64bdee6df76b0c5e337d1315...
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.