OpenTechnical

OT-2026-000038058

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000038058) never changes.

Identity and time

Publication numberOT-2026-000038058 · never reused
Internal UUID01a0ae77-f88b-7678-8c59-0aa2168c906c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038058
StatusPUBLIC

Content hashes

Canonical text7ef40636c3f03ca9590384b7e69118c90f00e1ff4d3cebfd671a1fa7df67e445
Markdown78303a85b89af278566210078839774e4078cf1608928c0a917945a46fa20b79
PDF
Publication page8e4b15fc5b5d5151e12132bbc3a65f46c4bc37ca446c5d4cedda9272952cd9e5
Manifest78c0d175301567b4b6449c7d92c8e9b41026de66a55569f2ed0de7fbdd83ef8f

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
Signaturem8ChuuqU3eSZZoQfA1Xlzpqrhp9wLcUAVgwnaIDVP6Gj5sqpkMwXHy8GhpvZs6IYXq2t+P4U2rmcMPv4sqMqBQ==
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

2026-09-17T11:23:22.725224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038058
observed 8e4b15fc5b5d5151e12132bbc3a65f46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:22.706680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038058/manifest.json
observed 78c0d175301567b4b6449c7d92c8e9b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:22.686530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038058/publication.md
observed 78303a85b89af278566210078839774e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:22.669430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038058/publication.txt
observed 7ef40636c3f03ca9590384b7e69118c9...
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.