OpenTechnical

OT-2026-000089344

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000089344) never changes.

Identity and time

Publication numberOT-2026-000089344 · never reused
Internal UUID01a0ae9b-db01-7941-9d64-4f9217464462 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089344
StatusPUBLIC

Content hashes

Canonical text06655ed8a72009c50e0123a11dd70238490d6ff48b18a36e088f9898bd718d36
Markdownc4598447a1b8054e0b9a63d9c5fc601607f0ac360b0c0288c31d73f0b7db8851
PDF
Publication pagec97c602dbb8c34e4a3741b0515cf6519cfbb138a59c009006e1d3f1912cb67c1
Manifest4173b8ad0ad7b09db0ea66a1df330630c640308e1cf9e5311da82068cf693584

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
SignaturebTLWdOEu6O+OuFsZErYdBCcWhiOM1/nFdRu9Pv2Bf1HZILIdJFU3LgzDLE2oNicP8bJgV8f0a3ny7rilniRDBg==
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

2026-09-17T09:47:24.003075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089344
observed c97c602dbb8c34e4a3741b0515cf6519...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:23.988462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089344/manifest.json
observed 4173b8ad0ad7b09db0ea66a1df330630...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:23.972809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089344/publication.md
observed c4598447a1b8054e0b9a63d9c5fc6016...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:23.956801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089344/publication.txt
observed 06655ed8a72009c50e0123a11dd70238...
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.