OpenTechnical

OT-2026-000048304

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000048304) never changes.

Identity and time

Publication numberOT-2026-000048304 · never reused
Internal UUID01a0ae80-4de3-7401-a011-7d5eb44851ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048304
StatusPUBLIC

Content hashes

Canonical text69cdaa36c01fd0cc57c129c60591d7ac65c039fcd123ab6b3175119372216f60
Markdown534234f799a326aad72ea07c21094000b95352316fce05c2de20499fff017243
PDF
Publication pagee983dd98f56d27ea8ccaae0b050b18274c3a64014339152cbdbb9964042b15ee
Manifestf21c2c93aac4adedf910b092ce171e41ff5ef33f41cdb509890a1efd0d51a8d8

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
Signaturew4iE3nmCYm6FrgmXpA7txTRVEzePnD4pPhQUqTX0t7/H/C/zg7MkXJcixS81d5wKoIHYYblcnqwWi1c5LMXVCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:04:53.860947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048304
observed e983dd98f56d27ea8ccaae0b050b1827...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:53.841245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048304/manifest.json
observed f21c2c93aac4adedf910b092ce171e41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:53.821224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048304/publication.md
observed 534234f799a326aad72ea07c21094000...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:53.800988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048304/publication.txt
observed 69cdaa36c01fd0cc57c129c60591d7ac...
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.