OpenTechnical

OT-2026-000079787

Publication integrity record

Foam pad vacuum gripper, four zone face, two stage ejector, sustained 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-2026-000079787) never changes.

Identity and time

Publication numberOT-2026-000079787 · never reused
Internal UUID01a0ae96-4375-7a65-9933-b770ab3c384d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079787
StatusPUBLIC

Content hashes

Canonical text6c0b4e47f60aa389fb8d3d011e382df6bad3c3f64c8506a0b154f420ca8e2d4d
Markdown94678a453a861a89c645f6d65cc75d9d290660b8abe32b4d19fa058a4384292a
PDF
Publication page0a1155a9c12ac1dcc1d2979f444e41c3180699e14330a82df681659846fe0dcc
Manifest2660a5bafe731fc3e286558f4b4f4140b8c19d4c304cc8431eea2dbc22658a1c

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
SignaturexwiEOlwego1vztjtJqN2MJJFz8y19+ScgoJQJ2EZbK+K6/Sn2gkA6ooN7WsHBlW+TUoGjD30s89WFBFxSqu9Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:03:23.278168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079787
observed 0a1155a9c12ac1dcc1d2979f444e41c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:23.260855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079787/manifest.json
observed 2660a5bafe731fc3e286558f4b4f4140...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:23.243325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079787/publication.md
observed 94678a453a861a89c645f6d65cc75d9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:23.224704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079787/publication.txt
observed 6c0b4e47f60aa389fb8d3d011e382df6...
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.