OpenTechnical

OT-2026-000039636

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000039636) never changes.

Identity and time

Publication numberOT-2026-000039636 · never reused
Internal UUID01a0ae78-d8d4-7bdf-9f1e-9d20b62f7227 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039636
StatusPUBLIC

Content hashes

Canonical text20545710d5808c36d2fa4d67696ebdce8620c55cfb735c7af6fc1723970fb2a5
Markdown8840a805077eb8e96e95db9eaf2b24a001fa595240b80c3e3347462e53daa34a
PDF
Publication pageaab204536c1ab59a7c1df51c8558da5e1026d88fdcbfafc5b05cd27e7023d7bd
Manifest258f44e1e97184ab5fd564e6e81932fab7da27d5e8e37625dd83c29d572e4ae1

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
SignatureDOs7F0CplNZ2TyEo2s3lZUnNeJNUNsDeeWAyK3WYi1/RGjqyFlf7+oz5jMNm0AAJdNjubG2UwTficpzpTOS4Bw==
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

2026-09-17T11:19:48.527093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039636
observed aab204536c1ab59a7c1df51c8558da5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:48.508969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039636/manifest.json
observed 258f44e1e97184ab5fd564e6e81932fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:48.490162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039636/publication.md
observed 8840a805077eb8e96e95db9eaf2b24a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:48.472321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039636/publication.txt
observed 20545710d5808c36d2fa4d67696ebdce...
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.