OpenTechnical

OT-2026-000058807

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000058807) never changes.

Identity and time

Publication numberOT-2026-000058807 · never reused
Internal UUID01a0ae89-479c-76b9-871d-8ec00bf426d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058807
StatusPUBLIC

Content hashes

Canonical text8a9f8480d40b9d6c7e73a2af0a29360a154e4b7041aef17860cb97480d054c83
Markdown3f82a5b894e53bc81dc6806c7c8e9d87b9052427d7cba690a8101b7438f988da
PDF
Publication paged7c93a93d2a56c0188a2f7e40ea53a7a3f4405c41117abd6d83fe1d9f28c2805
Manifestc5c8bd94482ee3736000bcacc1f508ae3e3625a5482e889949a4f4abff2ada2f

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
SignatureTcPqknCZi6ohJjpnF+CNbeRFBI/QmZpa0xAbdWV+NBOVIS4S/LREsKsZ4GdyvZRYlqCsTOaQ7A3kNWZAHUeFDA==
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...

Independent retrieval

2026-09-17T10:46:19.896866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058807
observed d7c93a93d2a56c0188a2f7e40ea53a7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:19.879608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058807/manifest.json
observed c5c8bd94482ee3736000bcacc1f508ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:19.861589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058807/publication.md
observed 3f82a5b894e53bc81dc6806c7c8e9d87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:19.843748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058807/publication.txt
observed 8a9f8480d40b9d6c7e73a2af0a29360a...
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.