OpenTechnical

OT-2026-000018866

Publication integrity record

Six pad foam vacuum gripper, 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-2026-000018866) never changes.

Identity and time

Publication numberOT-2026-000018866 · never reused
Internal UUID01a0ae6e-d522-757c-ac78-760f5646bbf9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018866
StatusPUBLIC

Content hashes

Canonical textacbeffe49852dffc6a3ada004a82ad8b64f09b8246a7d9610fe4eab25dfa8c6b
Markdowncb186fd8d9a88175e45df600190e99b96b8a1a84c6112299e57306c9f2919f1f
PDF
Publication page99e0c709f88345d29c403eaf36989b604e6994371d2ebe6b4e4079534dc8be33
Manifestc14a3df5b93917ea116ac6a1bbf7247876e830d7cb2b5d4e63531aff5d12562e

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
SignatureSFav6WTU3Behj8BieJX0yln6/1MORlb9A8N8v77W9N6v8YPYC8+/rTu/73Z4rY+oFfGe/vXpcjQsTT85vXE+Dg==
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

2026-09-17T11:59:30.768692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018866
observed 99e0c709f88345d29c403eaf36989b60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:30.749994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018866/manifest.json
observed c14a3df5b93917ea116ac6a1bbf72478...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:30.648828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018866/publication.md
observed cb186fd8d9a88175e45df600190e99b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:30.630318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018866/publication.txt
observed acbeffe49852dffc6a3ada004a82ad8b...
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.