OpenTechnical

OT-2026-000044513

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000044513) never changes.

Identity and time

Publication numberOT-2026-000044513 · never reused
Internal UUID01a0ae7c-39d8-721f-91cb-89e7c942a81c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044513
StatusPUBLIC

Content hashes

Canonical text51ca8451578463d02d350a4de06a3394c386140721a6e043f5b8aa189433b6ca
Markdown1cd8baa68dbc46a4170d4522d8293f6de6a50dd78c0f926d09fff58ff8bd5581
PDF
Publication page437a47d281fec2d08d14ab73fa6fc12f71eb95cc65b6e54a8d670ada6c74962e
Manifestc08d9c9d06966d2658f03269a2e7c90adbd113d449a31341860e683ac0b04805

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
Signature6dCJ2Pxlzf6S5hjvvqtqKWzosmfYp0Cf4ryNWFaHdKc6Y/j9Y/VE+RGaUbrVTqhntXhVX8oejygGzqF/9H2xAw==
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

2026-09-17T08:31:01.322081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044513
observed 437a47d281fec2d08d14ab73fa6fc12f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:31:01.300640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044513/manifest.json
observed c08d9c9d06966d2658f03269a2e7c90a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:31:01.283624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044513/publication.md
observed 1cd8baa68dbc46a4170d4522d8293f6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:31:01.266326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044513/publication.txt
observed 51ca8451578463d02d350a4de06a3394...
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.