OpenTechnical

OT-2026-000044823

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three 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-2026-000044823) never changes.

Identity and time

Publication numberOT-2026-000044823 · never reused
Internal UUID01a0ae7c-911b-7d89-8a9a-fda7d18804c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044823
StatusPUBLIC

Content hashes

Canonical textfcf6f508600ea91e214c506ceb2d9ea2a8d537a78a8685b0e8f9c03697307a66
Markdown525e77c933d27feab8398e2f7a255dbfeb5c29b938228417bc019da2004135e8
PDF
Publication page149882892215f0cdcc1ae3edee2e736232740aa8f33c9f11a1d0bdcf13e3eb36
Manifest9bbef3935e477026dcf2c840a62454b1d74aa9389f929d87d485931e614696f8

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
SignatureybYIRa66uBW6HZ5l+486mDyEagAA1/cLtl7ELqyEG3VoYpLbsSs1NKHBDeOkxMuIousk2VnmogElfRnTlDwRDw==
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

2026-09-17T11:11:27.602417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044823
observed 149882892215f0cdcc1ae3edee2e7362...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:27.583014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044823/manifest.json
observed 9bbef3935e477026dcf2c840a62454b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:27.565351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044823/publication.md
observed 525e77c933d27feab8398e2f7a255dbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:27.546847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044823/publication.txt
observed fcf6f508600ea91e214c506ceb2d9ea2...
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.