OpenTechnical

OT-2026-000044061

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000044061) never changes.

Identity and time

Publication numberOT-2026-000044061 · never reused
Internal UUID01a0ae7b-d67a-7f04-92fc-dccbe0a9ec13 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044061
StatusPUBLIC

Content hashes

Canonical textc9fe4a1ca576953bacf17b551db814e27d2e769e9fc72490c4198d6934df4045
Markdownc44e43247093b3c5409f5bda219189f33a9239099965c301c9b5f3b0e6a8dfbe
PDF
Publication page5b4b2d79def5c079ca7fec5e2ca04843f5d9432a8887d86b38c4f32dcc74429b
Manifest8d408d6b5996cebf4e7735af1f662721461c2f9d2118f9f124944d3c1b2554cf

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
SignatureKs5QnAbEG7dWFJolHesd6qlyqS8hI6Yh5XJ4dJrBkb1B9nnP/dpG888D9BBaqOjXM/5HfFEj2RVvybsFMvKvAg==
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

2026-09-17T11:12:27.496286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044061
observed 5b4b2d79def5c079ca7fec5e2ca04843...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:27.476320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044061/manifest.json
observed 8d408d6b5996cebf4e7735af1f662721...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:27.456462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044061/publication.md
observed c44e43247093b3c5409f5bda219189f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:27.436540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044061/publication.txt
observed c9fe4a1ca576953bacf17b551db814e2...
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.