OpenTechnical

OT-2026-000047914

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000047914) never changes.

Identity and time

Publication numberOT-2026-000047914 · never reused
Internal UUID01a0ae7f-c421-7fee-95f5-8ef2e7e22753 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047914
StatusPUBLIC

Content hashes

Canonical text94c4e6748f5d15fe87121e25b5b5f1eecc61650c098e30c2f4c5dd0101ee14cd
Markdownfe81843d168114f9fad294124ebae4abc1b875fa3cb184207052026343428521
PDF
Publication page658ceb10c5da542047b1e6e07b5756a62c0b7e513a02d9ad73518d8b11508758
Manifest88da5e229222592c9b273c2658e0a83d79dccd8edac188c6c44a3229f23a87dd

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
SignaturegjyGhytxqtmxtLpn1OYimCk7ZTnOboXoVvli+o2eU52UulaeBtDaJlmI2oC8yi+Y/IfNy9avgPAvMuuoP2byBw==
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

2026-09-17T11:05:51.474324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047914
observed 658ceb10c5da542047b1e6e07b5756a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:51.454463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047914/manifest.json
observed 88da5e229222592c9b273c2658e0a83d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:51.432002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047914/publication.md
observed fe81843d168114f9fad294124ebae4ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:51.410598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047914/publication.txt
observed 94c4e6748f5d15fe87121e25b5b5f1ee...
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.