OpenTechnical

OT-2026-000059083

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, 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-2026-000059083) never changes.

Identity and time

Publication numberOT-2026-000059083 · never reused
Internal UUID01a0ae89-8611-73f7-bafc-ed1ad3b5ff20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059083
StatusPUBLIC

Content hashes

Canonical text2b63554510bc4412d6758c170b690865a75050edc265bc15380506e33bb02c1e
Markdown10d9a9e6c8051e229a7d1a73c8b9b450fedee383937bacb91a0cc86ee3abdaa1
PDF
Publication pagee19509721ed33fa5eb939566509e99d93b029c87d4e326b4bfe36d8eb844e398
Manifest7083ab48e429fa7ce0338feed79e0dff921cabe0af0a5f2e86ea89b27e6905c3

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
SignatureMEGE49wo6ao2fwHlF3Rtmxrm+iLoVn1S07t6Ey5bsEG5QtRzsV7zaF0MbYABEuLSZdsm96E4CwIm/rzH6tcgCA==
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

2026-09-17T10:44:54.643631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059083
observed e19509721ed33fa5eb939566509e99d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:54.628253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059083/manifest.json
observed 7083ab48e429fa7ce0338feed79e0dff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:54.611240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059083/publication.md
observed 10d9a9e6c8051e229a7d1a73c8b9b450...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:54.595114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059083/publication.txt
observed 2b63554510bc4412d6758c170b690865...
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.