OpenTechnical

OT-2026-000094403

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before 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-2026-000094403) never changes.

Identity and time

Publication numberOT-2026-000094403 · never reused
Internal UUID01a0ae9e-f4e7-7386-855d-75c72b259eb0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094403
StatusPUBLIC

Content hashes

Canonical textab8e5380ccf4ec50ee504499e796d9917dd268657518b825519d04ec8574452e
Markdown8fcf7ddb020bce1e4cc8b7c9497ef3199ea9326fe00b4f841adb313449971469
PDF
Publication page434d60b56c8cfc1c7b6401876a53501e33be049faf1930350eb47b0f4fee4129
Manifest8f7730ff02cd5246bc35e930856270537654c23b86be342c0de2cd961ff72375

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
SignatureIen4L6faUfzKgbg37J595+d7r6/n3kXw6Vhy1spZ8LZSKaOmFPnKTA+Tz6VDa4R3jSQattfkqeoLjg0A78u0Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:48.640154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094403
observed 434d60b56c8cfc1c7b6401876a53501e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:48.622626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094403/manifest.json
observed 8f7730ff02cd5246bc35e93085627053...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:48.605393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094403/publication.md
observed 8fcf7ddb020bce1e4cc8b7c9497ef319...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:48.589460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094403/publication.txt
observed ab8e5380ccf4ec50ee504499e796d991...
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.