OpenTechnical

OT-2026-000024242

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000024242) never changes.

Identity and time

Publication numberOT-2026-000024242 · never reused
Internal UUID01a0ae70-e8c8-78d1-b86b-4bfb5f15b54e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024242
StatusPUBLIC

Content hashes

Canonical text229c8dc0ffab5b976733cfd9858bd7f71398c779924f9e2c939792ac0e1d5b26
Markdown46a3e759d15755cad6811d1f802ee23ae4587d9e5d7a2f43a80736c1f4513d7f
PDF
Publication page9c314b6e609a5f293fc0c4b9d2ba7857148a67067aea72da196281e854141f29
Manifesta57e85d15791dd1d6f0b59af88dda0031698ca6c04d376e288e1e4a0eb048e66

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
SignatureETL6ojmMzS3yBFkZy7qKsjr+crUNu+Y85H1jQ2pfnHs82JQKm8MFJGhVnM4xeA3nIFu7Go5Wtt8xce3Lcxj3Aw==
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

2026-09-17T11:48:42.984680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024242
observed 9c314b6e609a5f293fc0c4b9d2ba7857...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:42.964208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024242/manifest.json
observed a57e85d15791dd1d6f0b59af88dda003...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:42.945730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024242/publication.md
observed 46a3e759d15755cad6811d1f802ee23a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:42.927569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024242/publication.txt
observed 229c8dc0ffab5b976733cfd9858bd7f7...
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.