OpenTechnical

OT-2026-000043070

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, sustained blow-off 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-2026-000043070) never changes.

Identity and time

Publication numberOT-2026-000043070 · never reused
Internal UUID01a0ae7b-3278-7978-beff-e4b38af4fbc9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043070
StatusPUBLIC

Content hashes

Canonical texte67bd71761926b7fa2dba0c1013469e76935d8176d9993adcd87aa5e778029f5
Markdown3c01a84888f21300fde49c90ef38e99abcf2c9dde2b5350e452131539179eb0f
PDF
Publication page7dc547918bcab253709234c62e37084778d24ed44870ad44d3073bb1b4f3357d
Manifest23d427a9583c1e97911c63e81cc90447debf29e9408947335cbf5fbdb822f029

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
Signaturei8nwAqBbLHOYmO+z3/On3mgZBxlZ7H+28ouOXn+SGXwS52en8+zuAVH2KVrbNySeQZwaCoNGdBWQUYeufPwnBw==
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

2026-09-17T11:13:29.009773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043070
observed 7dc547918bcab253709234c62e370847...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:28.992224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043070/manifest.json
observed 23d427a9583c1e97911c63e81cc90447...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:28.973941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043070/publication.md
observed 3c01a84888f21300fde49c90ef38e99a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:28.954543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043070/publication.txt
observed e67bd71761926b7fa2dba0c1013469e7...
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.