OpenTechnical

OT-2026-000061650

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, vented after 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-2026-000061650) never changes.

Identity and time

Publication numberOT-2026-000061650 · never reused
Internal UUID01a0ae8b-7b45-76ec-9702-f417b899f082 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061650
StatusPUBLIC

Content hashes

Canonical text8ebe36ed4287c064233160b77e535b398152c610799aa1b498473d7399623001
Markdown37ed8fa06b2d1ce44d78fd86162686f5af4ca90a62475a6d87c896d6033ec3b4
PDF
Publication page6c35e9c3ee7718f5e922ef21e29481a69709519406ae374dcb2396d2c5f91038
Manifesteb216b001b67e7e6cea9ce4c442de90ef8e494775c8bf927cd4e2543a2e15c69

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
SignatureuVE0UcMY0C1/R5eC4uBiHcx3tzRRX8pDmKiELqw5BbgGy6pgJqMJSd4JzehtqByA/1a/KTJBkeF78W+cphzLAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:35.696438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061650
observed 6c35e9c3ee7718f5e922ef21e29481a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:35.676554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061650/manifest.json
observed eb216b001b67e7e6cea9ce4c442de90e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:35.656449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061650/publication.md
observed 37ed8fa06b2d1ce44d78fd86162686f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:35.629726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061650/publication.txt
observed 8ebe36ed4287c064233160b77e535b39...
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.