OpenTechnical

OT-2026-000026792

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000026792) never changes.

Identity and time

Publication numberOT-2026-000026792 · never reused
Internal UUID01a0ae72-3451-7ba1-8e73-70b567334c8a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026792
StatusPUBLIC

Content hashes

Canonical textf8ff36494c49dfbcfb2239c376a1db18ef66e035b31a4e341dfd87959b791e00
Markdowndf8ad6c6c63412961958cf37e904a2dd891cb4c488c1187c73a7998a458b20d0
PDF
Publication page83a34faa25fb87d98cbafa7cf911cf8fb03e1c2a6b3c7411965e1f36b1c60515
Manifest763c77ecd77268e3ed64cdd36d17d0b8bfae18b846fe7af5134bbec938066fb5

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
SignatureKP9Izr5GqWS0wOFRlhwa4pquGEvpYbce53osN82r6AEL7eYpl9w4jj3VtZNT1YM7sXsCYdQ/hCLUrlQQhXxRDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:43:22.055727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026792
observed 83a34faa25fb87d98cbafa7cf911cf8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:22.038886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026792/manifest.json
observed 763c77ecd77268e3ed64cdd36d17d0b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:22.022026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026792/publication.md
observed df8ad6c6c63412961958cf37e904a2dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:22.002884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026792/publication.txt
observed f8ff36494c49dfbcfb2239c376a1db18...
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.