OpenTechnical

OT-2026-000094215

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold 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-2026-000094215) never changes.

Identity and time

Publication numberOT-2026-000094215 · never reused
Internal UUID01a0ae9e-92cc-7f1c-ae10-354246c38e11 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094215
StatusPUBLIC

Content hashes

Canonical text5d2dedfb1dca5c54ea02c5c63a674b3a7a4df38b4f0c97553e9885917f81b5f0
Markdownd9eff0030ec6fc78aa1ac6d4ae98942b06cc7b447b299ce7086a4d15e323c70d
PDF
Publication page1457d4435b62615d3f764434175071c415926d78522a2dea30ee46e070b81833
Manifest606ab9ef5760c596c13d47d3641b87545ba231bc94b8b0bfeb057a4c2980c20f

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
SignaturebYbiTOE5xrHMG6MSh+yH4NZg8Gkvggvs4Nb1grJF13+/+B/By/TE5UPv+UYUhY/nwjtKXcDGg2cukOv3fm/sAw==
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

2026-09-17T09:38:41.339995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094215
observed 1457d4435b62615d3f764434175071c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:41.322071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094215/manifest.json
observed 606ab9ef5760c596c13d47d3641b8754...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:41.304919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094215/publication.md
observed d9eff0030ec6fc78aa1ac6d4ae98942b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:41.287351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094215/publication.txt
observed 5d2dedfb1dca5c54ea02c5c63a674b3a...
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.