OpenTechnical

OT-2026-000050968

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single 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-2026-000050968) never changes.

Identity and time

Publication numberOT-2026-000050968 · never reused
Internal UUID01a0ae82-c7b4-7d11-a785-1a790cdf62af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050968
StatusPUBLIC

Content hashes

Canonical text7a92c70e59cc329ef7716a5fc4a82473d836e19547eb29c0e5f5e9c7ec3cf5da
Markdown558419cbf688b3007a49c852c340e8304661611af536cf234094d30feed8a535
PDF
Publication page0d196199037fc155b6d25901ff1dffa521bcfbc32c17e43af025b0c0eaead39d
Manifestc03a027fdfdfcadbd0547196c9db811b9cadf857eae10e1ec4da0024a79099ac

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
SignatureN7EBOic6VN6Th5QHInWHnu/gVLsiaPUowlyFhxgiBAdUEwX/IOo/Un6qxp5IypVsOo+/JJE6fPtnepYcG93sDw==
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

2026-09-17T11:00:51.340937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050968
observed 0d196199037fc155b6d25901ff1dffa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:51.322853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050968/manifest.json
observed c03a027fdfdfcadbd0547196c9db811b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:51.305689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050968/publication.md
observed 558419cbf688b3007a49c852c340e830...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:51.283544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050968/publication.txt
observed 7a92c70e59cc329ef7716a5fc4a82473...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:51.268231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050968
observed 0d196199037fc155b6d25901ff1dffa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:51.246674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050968/manifest.json
observed c03a027fdfdfcadbd0547196c9db811b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:51.227890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050968/publication.md
observed 558419cbf688b3007a49c852c340e830...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:51.209784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050968/publication.txt
observed 7a92c70e59cc329ef7716a5fc4a82473...
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.