OpenTechnical

OT-2026-000100787

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000100787) never changes.

Identity and time

Publication numberOT-2026-000100787 · never reused
Internal UUID01a0aea3-66f5-77ff-ae9a-6d0319a1e7ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100787
StatusPUBLIC

Content hashes

Canonical text60c3382920c27142858b5a98c022b4ee6c5269cbf362caca74e68a994c8c83fd
Markdown0bc2425db08ffd291f8a7fe648db9a80bcc473e4224fd887cd3f34567edd80b8
PDF
Publication page2600b77687d2f2b46bccdab3ce40ac8bf0a2b1bdaa7a5e45379bccf58219289f
Manifest57c8d3cd8fc736a5c5415c1111b1fe93f2a7eb1ca8ef07602f2f32b0e3ef9427

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
SignatureDnlFl/UgZke+/9JVbZhtzIWQHUonZCdIn8CoKr52Pn1yC1ao0J0MhncfO/Z5pJokuzDr2amMIp9TPTgPrD98Ag==
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

2026-09-17T09:27:41.838227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100787
observed 2600b77687d2f2b46bccdab3ce40ac8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:41.814819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100787/manifest.json
observed 57c8d3cd8fc736a5c5415c1111b1fe93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:41.796672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100787/publication.md
observed 0bc2425db08ffd291f8a7fe648db9a80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:41.775890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100787/publication.txt
observed 60c3382920c27142858b5a98c022b4ee...
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.