OpenTechnical

OT-2026-000047454

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000047454) never changes.

Identity and time

Publication numberOT-2026-000047454 · never reused
Internal UUID01a0ae7f-3e58-7989-bd2f-2eb93425a179 · 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-2026-000047454
StatusPUBLIC

Content hashes

Canonical text684754395edcb9e32ba77b6fba7d5d1a9186fb3d7acb3a3945f809bed6013729
Markdownd7caa7dbcadf46cecb1ab06635f72029de84af0de0495ac804fd1ecc8144b0ca
PDF
Publication pageaa466e17a5f180d89659b166583456566e7d42f13f9b08c69d60726c84413a11
Manifest3e81b7234958c9a28fea7f68ae3d74052fa5b305f9bbe1339146c8d00efc2889

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
Signature5QgWguBEIPrHHbufkTo9P+JxaCjigETkr5z2k7rA3+9jaU+/Id5S/6Y1MjJLEWGz6XgU1mRtJKkTe0IedNRqCQ==
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

2026-09-17T11:06:29.084959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047454
observed aa466e17a5f180d89659b16658345656...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:29.067486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047454/manifest.json
observed 3e81b7234958c9a28fea7f68ae3d7405...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:29.049936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047454/publication.md
observed d7caa7dbcadf46cecb1ab06635f72029...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:29.030194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047454/publication.txt
observed 684754395edcb9e32ba77b6fba7d5d1a...
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.