OpenTechnical

OT-2026-000080341

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, 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-2026-000080341) never changes.

Identity and time

Publication numberOT-2026-000080341 · never reused
Internal UUID01a0ae96-7e77-7478-91cc-594f18c884e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080341
StatusPUBLIC

Content hashes

Canonical text502a58b1bd732119566b00ae876637c40165a1183c85037688481cd9773f9f79
Markdown90bf1e5434d360471cf14b9a7663ffbb9e8587b386b108eb4a85623ef7b65955
PDF
Publication pagef65e1d024513caba58574be2343ebdff844daf99117d61b39906973ae49b21cb
Manifest9f19f83c185fd2346c0146f545661e37919bc915936c1b7ab93860198e77503f

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
Signature8tZ7lvJvKyUF0ne0wWkq4Jcuds2nJ0BrqiHxkYnnNINxho30zoIZCrcWnyHdiTDEsskj3uBSzWuCaajeaUq2Ag==
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

2026-09-17T10:02:49.258501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080341
observed f65e1d024513caba58574be2343ebdff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:49.238539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080341/manifest.json
observed 9f19f83c185fd2346c0146f545661e37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:49.219339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080341/publication.md
observed 90bf1e5434d360471cf14b9a7663ffbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:49.189053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080341/publication.txt
observed 502a58b1bd732119566b00ae876637c4...
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.