OpenTechnical

OT-2026-000098629

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000098629) never changes.

Identity and time

Publication numberOT-2026-000098629 · never reused
Internal UUID01a0aea2-42ad-75d3-8e6a-c4d477a769ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098629
StatusPUBLIC

Content hashes

Canonical text0f8100c1aea4fb8cc5812ef181a6e57a0b10200e4cf1b6e7bfaf225695456224
Markdown869cf64b04bd3b3631ec1b9e0a3f225336fde84ce635eafa7fd792bdaddb4557
PDF
Publication page7d655510c397a7427b4ccd59328d6c29b5143cf5e957b5bb5e84ec1a754ddfa1
Manifest676dccf724da891fb9d3cbef058f36d381b96195297dc04243b9a99213b1942c

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
SignaturefnjM+bON0q8C+lOg9R64cjjAE36awWUhc9n4sNNidKVlMtA9M4TEuHiT19AqGbWpWndu3A47sTXwa6zo7cdMBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:55.148451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098629
observed 7d655510c397a7427b4ccd59328d6c29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:55.128868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098629/manifest.json
observed 676dccf724da891fb9d3cbef058f36d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:55.110509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098629/publication.md
observed 869cf64b04bd3b3631ec1b9e0a3f2253...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:55.089534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098629/publication.txt
observed 0f8100c1aea4fb8cc5812ef181a6e57a...
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.