OpenTechnical

OT-2026-000005998

Publication integrity record

Bellows cup vacuum gripper, per zone isolation, two outlet manifold, pump fed, plastic cups

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-2026-000005998) never changes.

Identity and time

Publication numberOT-2026-000005998 · never reused
Internal UUID01a0a94b-c89f-7a61-a801-906a4737bf0a · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:18:31.201944Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005998
StatusPUBLIC

Content hashes

Canonical texte8eda126cfd34cc13cffcbf77c7e10118cdb9c55555f7b4ef03adce8470b6110
Markdown92ab6416a3a8066d51f25f0903234655f33f8740810070ec1832fe05d80735f4
PDF
Publication pagec9ba34d03e8dde2d3d87b8d5e618470f3c5820a217240d557f934c77a1376f96
Manifest19593e4464d21f23c39889994aedf6eba7a24916a78daaf4124c44775f3091cc

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
SignatureTOTyw8PL3rFiAbvgkVDZzYZRlPQsHsOAKzvsuwhbJWTD1PgfxaebSLOH3iNIAglbOm0+eorAQJ3gXqx8udzWBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:07.669901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005998
observed c9ba34d03e8dde2d3d87b8d5e618470f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:07.649100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005998/manifest.json
observed 19593e4464d21f23c39889994aedf6eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:07.623961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005998/publication.md
observed 92ab6416a3a8066d51f25f0903234655...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:07.513228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005998/publication.txt
observed e8eda126cfd34cc13cffcbf77c7e1011...
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.