OpenTechnical

OT-2026-000046854

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, 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-2026-000046854) never changes.

Identity and time

Publication numberOT-2026-000046854 · never reused
Internal UUID01a0ae7e-d0f5-7b90-8aa4-ca40ead9c0e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046854
StatusPUBLIC

Content hashes

Canonical text2eef7475c15634e0def2505c725c6df95e80707dac3c13095261c15c2cf0b046
Markdowne859171e7ec29fa39073937b8d59a58f90adaa1203fbd2ad4edb3ee4edb34ddb
PDF
Publication pagec63ef6a19f11958d260ee0d322c2e357b53ae3486bcac8f57e18581bcdbb683a
Manifestd0b05d25078fb0683bb3bebc01094304f1f0cbf84da2b3c6f52d6477fe4314a6

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
Signature/600LRwGmBdzDPOQOdM9m6MP/1rncPzgwGvlXFZm3ApnUfYspMnzXOpTadr/WmAWQNqHiP2eFDWVYnNESjx2Bw==
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

2026-09-17T11:06:57.362671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046854
observed c63ef6a19f11958d260ee0d322c2e357...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:57.345954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046854/manifest.json
observed d0b05d25078fb0683bb3bebc01094304...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:57.330012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046854/publication.md
observed e859171e7ec29fa39073937b8d59a58f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:57.312653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046854/publication.txt
observed 2eef7475c15634e0def2505c725c6df9...
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.