OpenTechnical

OT-2026-000038054

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-2026-000038054) never changes.

Identity and time

Publication numberOT-2026-000038054 · never reused
Internal UUID01a0ae77-f88b-7787-aab8-4f75a6bd1713 · 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-2026-000038054
StatusPUBLIC

Content hashes

Canonical text8bc14db797b4c840501d99719a699c86ed0843dcfb2c13e671bf6f9d34e8c8be
Markdown8d43fb59b0452370b2eff59bf029bd0f0799a49edf48ceb40dd49ffa63760e5a
PDF
Publication page0d3431a9d0ae8a710dccab107a9f74c1f7c6ce65dee6970b2f0798dc0116eccf
Manifest8bddbf577b21de2debaf2dc1c305d2d581c481550e3d350089e695c59109f5b0

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
SignatureMK/rsK/nq6cVNUbTJl/XRNkvymf1iizI8uTe7bURpiKtDlowFhlgKSOgij+p7o2QX/nsKMCmpNvLu0N7ht+QCQ==
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

2026-09-17T11:23:22.388056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038054
observed 0d3431a9d0ae8a710dccab107a9f74c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:22.370949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038054/manifest.json
observed 8bddbf577b21de2debaf2dc1c305d2d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:22.352347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038054/publication.md
observed 8d43fb59b0452370b2eff59bf029bd0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:22.331863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038054/publication.txt
observed 8bc14db797b4c840501d99719a699c86...
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.