OpenTechnical

OT-2026-000044202

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-2026-000044202) never changes.

Identity and time

Publication numberOT-2026-000044202 · never reused
Internal UUID01a0ae7b-d67b-711d-9b0a-76d7a0336468 · 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-2026-000044202
StatusPUBLIC

Content hashes

Canonical text8ceb4244b8bfe6c98286b7258e7facef1062de1b2ef4bb4f5b4c335d2bfcca3c
Markdownc4b702ad932c2d703914b50aa3b0acd95a087dd5be8799cddcaff7a209f93ce6
PDF
Publication page6c7d92298f2ef54ab1d6f2b809b6f5b912198773d9e33923ccca5254a4bb043f
Manifest1c05db16424bf5c56dbb0024123dba03b0f33f9b3af50351ac903a767561ce1b

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
SignatureQwfPCsrGTaWy8qS4eYlWMLWGmu/Y9n8dYslPQ/zCSdgGaZpmYvNF5kbhSZXHScjBsjq0jBISdmLHoCpwb+QWAg==
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

2026-09-17T12:42:19.844558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044202
observed 6c7d92298f2ef54ab1d6f2b809b6f5b9...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:19.605545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044202/manifest.json
observed 1c05db16424bf5c56dbb0024123dba03...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:19.370663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044202/publication.md
observed c4b702ad932c2d703914b50aa3b0acd9...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:18.993461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044202/publication.txt
observed 8ceb4244b8bfe6c98286b7258e7facef...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T11:12:45.257221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044202
observed 6c7d92298f2ef54ab1d6f2b809b6f5b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:45.234393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044202/manifest.json
observed 1c05db16424bf5c56dbb0024123dba03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:45.213895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044202/publication.md
observed c4b702ad932c2d703914b50aa3b0acd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:45.191505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044202/publication.txt
observed 8ceb4244b8bfe6c98286b7258e7facef...
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.