OpenTechnical

OT-2026-000055294

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, vented before 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-2026-000055294) never changes.

Identity and time

Publication numberOT-2026-000055294 · never reused
Internal UUID01a0ae86-a100-7ddd-b165-d422d07633f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055294
StatusPUBLIC

Content hashes

Canonical textb6bde084568162262397f49a6fbc257de38e751f2822f803a4be1cdf6f88a594
Markdown7b54bb9cb875f36c897ea474eba960f3ed8a780c3d0ad82685dbde4b23d96d5a
PDF
Publication paged81718d948366de71432b0190476d392a04594ddfd35932d737a87fdc92360dd
Manifest1c78116306834279df13e338e9cc9ad6ae35bce20f4da1658d98dca6b1250977

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
SignatureQzCYgpgKkpg3zHAtQOr64pmv5+/0JZT/0tGj656HVoOcXdDHJe3Vm2xe2BICkSkqpTDc8P3S5LXNTNOmjgRMBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:53.702317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055294
observed d81718d948366de71432b0190476d392...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:53.686347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055294/manifest.json
observed 1c78116306834279df13e338e9cc9ad6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:53.663820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055294/publication.md
observed 7b54bb9cb875f36c897ea474eba960f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:53.645218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055294/publication.txt
observed b6bde084568162262397f49a6fbc257d...
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.