OpenTechnical

OT-2026-000049134

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two 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-2026-000049134) never changes.

Identity and time

Publication numberOT-2026-000049134 · never reused
Internal UUID01a0ae81-134e-7a76-bfa8-d35e6f6b652d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049134
StatusPUBLIC

Content hashes

Canonical text39bd90a52c817e8302d66c54d7e7bb811a8d654d8ddc985a86c8e38e392b043b
Markdownd3f2576ab0d8e949bacdc2b39c2996a3f87e003cde7491083f1765b66def2dbf
PDF
Publication page6ac3a6cef72565abc3ea54cd7f25e52215eafa2ead2769435cf13c67feaa3e89
Manifestf316713a2bc2b12d48326e54ad5b236fa32ba26e985b12f24b35ef628124c905

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
SignatureALvtsJJQjbtN6lAhKILHJZclbMFACYg4BLwxiugCiIBq4Uvry9ten7oQvGNe7jnll1hvIgxpiPEwylT+/OlhDw==
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

2026-09-17T11:03:24.213093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049134
observed 6ac3a6cef72565abc3ea54cd7f25e522...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:24.194507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049134/manifest.json
observed f316713a2bc2b12d48326e54ad5b236f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:24.176702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049134/publication.md
observed d3f2576ab0d8e949bacdc2b39c2996a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:24.158670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049134/publication.txt
observed 39bd90a52c817e8302d66c54d7e7bb81...
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.