OpenTechnical

OT-2026-000061538

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, vented after set-down

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-2026-000061538) never changes.

Identity and time

Publication numberOT-2026-000061538 · never reused
Internal UUID01a0ae8b-7b44-7f7e-b909-dc5e2e9d19f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061538
StatusPUBLIC

Content hashes

Canonical texte92d769478d8ba187312f7d31357d1b6c01c1148f043077c2ea6586e04ebbb3e
Markdown1cc95d658bcd1c3a513828e64ac1397f4dd4d079d62432a37cac70af40052900
PDF
Publication page5fd4fc84fbf502dc5ec50fcc38ccc9d199acae96b79ab58ea160f97bdc16ac65
Manifesta4df1b2f8cbc54947813dca390997433d1d85d77948c4121c84de1a2086ec954

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
Signature4WX+x9QeGLhFs6QAP9uIex1b78uzXorUfPx5kAUNJlnBEgX7HzwuII83CEpT/JEwOW1Jk7FNP5hF3fwkR6W+BQ==
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

2026-09-17T10:41:26.752695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061538
observed 5fd4fc84fbf502dc5ec50fcc38ccc9d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:26.734054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061538/manifest.json
observed a4df1b2f8cbc54947813dca390997433...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:26.715909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061538/publication.md
observed 1cc95d658bcd1c3a513828e64ac1397f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:26.699255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061538/publication.txt
observed e92d769478d8ba187312f7d31357d1b6...
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.