OpenTechnical

OT-2026-000079997

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum fed, 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-2026-000079997) never changes.

Identity and time

Publication numberOT-2026-000079997 · never reused
Internal UUID01a0ae96-4377-782c-8eef-e7c47f6d4ffb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079997
StatusPUBLIC

Content hashes

Canonical text1228acdf82ae2373491c777870efdeda6c9987319ec4fc93d0e5676886e4e24b
Markdown02801f4717c34fa8493caf481a66ae74843c7977b85893e4100e132bc49bc13a
PDF
Publication paged4beb7034f844c42f3993ef3f392e94cead33154deb123ad966324049f67fa48
Manifest521c0265dff87406c9d30adafba40299ad4ebcdee8af1d0a514440d176ddfb98

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
Signature3lNGW+tVWhv8QVTTS2VQeIb2PXZH4kpndTOwPMdqyIs0FQv4+S5n4v/v+EVzyy2Jal8YurhtDy9fw4WT2rDnDg==
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

2026-09-17T10:03:25.349823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079997
observed d4beb7034f844c42f3993ef3f392e94c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:25.331267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079997/manifest.json
observed 521c0265dff87406c9d30adafba40299...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:25.312111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079997/publication.md
observed 02801f4717c34fa8493caf481a66ae74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:25.293747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079997/publication.txt
observed 1228acdf82ae2373491c777870efdeda...
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.