OpenTechnical

OT-2026-000088979

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single 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-2026-000088979) never changes.

Identity and time

Publication numberOT-2026-000088979 · never reused
Internal UUID01a0ae9b-8f11-7f60-82bf-7f15b2b8268b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088979
StatusPUBLIC

Content hashes

Canonical textd1901daa56f65f4bf8d3b3a5cb93a7ec2ce0bb69e3ed56062d4e3813841af80f
Markdown10f628b05ca433d3955c1ddd3867b079070520bbe06f6291c70b5083c222166c
PDF
Publication page80050d3e41dd55126ce7ecca4637cfc19a2a73af752120d17c8eac964a7c68bb
Manifest0e55517d5f9f4b0568ec517f1bbae976a51900747ceaca569ca7b992e163335f

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
Signature8PcPJkv+UAQk50NasLkP2Vm7pPOv4z74Tvm1ESf9gsu+BvK2wQrjm+ej47ytjOrUC1QJI+wPzuaKfD93OxNjDg==
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

2026-09-17T09:48:28.489893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088979
observed 80050d3e41dd55126ce7ecca4637cfc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:28.472380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088979/manifest.json
observed 0e55517d5f9f4b0568ec517f1bbae976...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:28.454146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088979/publication.md
observed 10f628b05ca433d3955c1ddd3867b079...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:28.435301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088979/publication.txt
observed d1901daa56f65f4bf8d3b3a5cb93a7ec...
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.