OpenTechnical

OT-2026-000071902

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, vented 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-2026-000071902) never changes.

Identity and time

Publication numberOT-2026-000071902 · never reused
Internal UUID01a0ae92-47c0-70d8-b157-bfc4ec71394a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071902
StatusPUBLIC

Content hashes

Canonical text5a9cbdb087996db44eab6d92cdd08d303ca40975ef915d96f5ace40c5b515770
Markdown45366d1128a7554554d758f580b8c23e21c55421e4e5aeadc5a015f80aa56dd1
PDF
Publication page4c31e10d64a4217705e30f90160e39979a369188afff749e38c0376dd840ff36
Manifest84725ea04223520c7ec3aedb99c6d3d17fd1f8900d6c1580cb59ab5cd364a84d

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
SignaturekEyJv/aOGr21AmTJXOfsLWQ/b27K6n05TAX5tv6qvcFZGwPXRepurc/pR9twBQxg+OGWVxedX3PhMxkeb1FfBQ==
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

2026-09-17T10:22:55.559577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071902
observed 4c31e10d64a4217705e30f90160e3997...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:55.538670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071902/manifest.json
observed 84725ea04223520c7ec3aedb99c6d3d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:55.519025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071902/publication.md
observed 45366d1128a7554554d758f580b8c23e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:55.500186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071902/publication.txt
observed 5a9cbdb087996db44eab6d92cdd08d30...
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.