OpenTechnical

OT-2026-000037394

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line 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-2026-000037394) never changes.

Identity and time

Publication numberOT-2026-000037394 · never reused
Internal UUID01a0ae77-b8cd-70ac-b251-2b345395ac39 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037394
StatusPUBLIC

Content hashes

Canonical text267b7d73009d10e6747566ebed016e9c05e1386e899cc8f6a0fda20f7c4b40dc
Markdown9f75a551369ea007deea40c5bc8369078c6567307d83021bd285583f6d61407d
PDF
Publication pageb77a5f1b513ea36d4ebc6e5fef03a7c31155af810846db639dadaba7fd0e7784
Manifestddf5f9ccbcd041fd77bac436d34be01d294569e1a66194b97c06aade8e856121

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
SignatureCpzWuxWbe41cuTHgNs18MnkQUE75xQ4D67KJEsd3Lif0NYoFVriMO5WuXbpyKv8JWwwD0xHZGVuv6W8CLwVJBA==
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

2026-09-17T11:23:49.449846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037394
observed b77a5f1b513ea36d4ebc6e5fef03a7c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:49.431232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037394/manifest.json
observed ddf5f9ccbcd041fd77bac436d34be01d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:49.412583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037394/publication.md
observed 9f75a551369ea007deea40c5bc836907...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:49.395178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037394/publication.txt
observed 267b7d73009d10e6747566ebed016e9c...
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.