OpenTechnical

OT-2026-000047053

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000047053) never changes.

Identity and time

Publication numberOT-2026-000047053 · never reused
Internal UUID01a0ae7e-d0f7-7a34-9c56-edf6b030ce50 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047053
StatusPUBLIC

Content hashes

Canonical text422fb9c59ee8ff0bf7ca5fa90e53bfdd5dceb7a41dafcaece884ce8636f30e18
Markdown96127fbeac3f25303876dcf9be55be93bda26d6db959588612daebc03e5005d8
PDF
Publication page7490bcae94843ed06943be66d9a22d81c2055387c12bd6ba1b31de1ea2841129
Manifestd29dedd7cbc798c952d94f45c4374ead74173f7d08433d28b6eda2d6357c6835

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
Signature+PEzoj4JaslUFSolNwnLuKELDLGz4za+0rhhW78ap9rhocWZ9oYUQOB6x+xzM/OBYUEvcF7W/DojH5z8NtlwCg==
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

2026-09-17T11:10:20.902079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047053
observed 7490bcae94843ed06943be66d9a22d81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:20.881635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047053/manifest.json
observed d29dedd7cbc798c952d94f45c4374ead...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:20.863571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047053/publication.md
observed 96127fbeac3f25303876dcf9be55be93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:20.845187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047053/publication.txt
observed 422fb9c59ee8ff0bf7ca5fa90e53bfdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:49.361337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047053
observed 7490bcae94843ed06943be66d9a22d81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:49.342851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047053/manifest.json
observed d29dedd7cbc798c952d94f45c4374ead...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:49.324198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047053/publication.md
observed 96127fbeac3f25303876dcf9be55be93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:49.306061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047053/publication.txt
observed 422fb9c59ee8ff0bf7ca5fa90e53bfdd...
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.