OpenTechnical

OT-2026-000078799

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000078799) never changes.

Identity and time

Publication numberOT-2026-000078799 · never reused
Internal UUID01a0ae95-ccbd-7cc0-99f1-bada41610ce4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078799
StatusPUBLIC

Content hashes

Canonical text484f84b83d53ca7513272e460d104824d9c1baba14179a8f7d00c5026cf66876
Markdown527ee7d71e6c1d98ddc0f2153341b85a9e200c092859dd139ef70a050ce336dc
PDF
Publication page99a6d97e3a0ee1d83f4dfa2a4a11251ccd0ffa83795f98c62b071c51d1ac3946
Manifestdd763cde50401d778eaa9d892d9e7989d8c62fedafe99ef94c4fb5bfb113e4b3

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
SignatureSYh1mWUfPZpTJIeVKHHofcEZn9ZCcK1H0d1JYu/C+3GdMIOfOIB6iEWYoMH8+iCQz3azsbBZ90wzukzGZI09BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:05:35.349369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078799
observed 99a6d97e3a0ee1d83f4dfa2a4a11251c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:35.330162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078799/manifest.json
observed dd763cde50401d778eaa9d892d9e7989...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:35.312136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078799/publication.md
observed 527ee7d71e6c1d98ddc0f2153341b85a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:35.292045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078799/publication.txt
observed 484f84b83d53ca7513272e460d104824...
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.