OpenTechnical

OT-2026-000079464

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, vented after 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-2026-000079464) never changes.

Identity and time

Publication numberOT-2026-000079464 · never reused
Internal UUID01a0ae96-0b91-7d00-9381-4dfc8f44af74 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079464
StatusPUBLIC

Content hashes

Canonical text7116179078ba3f796fd24d128148d874e2390c8346ac23afa1db9d64aceff83e
Markdown3f2dccc4aac043952dba71d00c9cc855f35e737f4576877f4dcacec023071a15
PDF
Publication page1a00a229e687273c67a0dfc93394d6146ba1dc38ccec4ab777f8e0e08a1e3a48
Manifest0847bc3ef7e8f92d03f44c95b5111b57d32ceaea2f5d3f1d5a28bd4710289018

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
SignaturegH9gzUYsyw7qkzzdJxQkECFBj6PZl6N9ej2pWKfbI+S+lq7rX35xZdyjaibAd4e6T7lgat8Oev9zKeVfmh8ACw==
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

2026-09-17T10:04:44.649887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079464
observed 1a00a229e687273c67a0dfc93394d614...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:44.632727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079464/manifest.json
observed 0847bc3ef7e8f92d03f44c95b5111b57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:44.614594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079464/publication.md
observed 3f2dccc4aac043952dba71d00c9cc855...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:44.595981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079464/publication.txt
observed 7116179078ba3f796fd24d128148d874...
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.