OpenTechnical

OT-2026-000047313

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold 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-2026-000047313) never changes.

Identity and time

Publication numberOT-2026-000047313 · never reused
Internal UUID01a0ae7f-3e56-7ba5-aac8-64caf578b5db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047313
StatusPUBLIC

Content hashes

Canonical text81f5d66a55fc39a9d9fa313c657e1814ba1cfc07429fa03815e886cd02143113
Markdownc3cfb9910e05453a4063592cba8df6f0ef6b5f1152e8ed75eae7222ae7856623
PDF
Publication page10e96a0f5768a47c8d89e163bc6b67ff4df9e387fecbba8b941a51c41b439755
Manifest0455fc3556234a919114533d5ecfb2202f35f9a4284e09cfb8c93e8c4e9e2363

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
SignatureBw/lW1JHoprn+jhJoK+ikrTkONdnGGQymZN0HeMbAFiV5BrsA7zaK/X0ZE4nWPtnoNxGXGzyOCfyIISq1fSsDQ==
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

2026-09-17T11:06:17.762740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047313
observed 10e96a0f5768a47c8d89e163bc6b67ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:17.745920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047313/manifest.json
observed 0455fc3556234a919114533d5ecfb220...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:17.727579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047313/publication.md
observed c3cfb9910e05453a4063592cba8df6f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:17.707054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047313/publication.txt
observed 81f5d66a55fc39a9d9fa313c657e1814...
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.