OpenTechnical

OT-2026-000005816

Publication integrity record

Bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000005816) never changes.

Identity and time

Publication numberOT-2026-000005816 · never reused
Internal UUID01a0a945-d03f-7c9b-998d-55761d2f7844 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:11:59.937729Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005816
StatusPUBLIC

Content hashes

Canonical textd5d150a32581dd84a2a60c6bf9b3d2a6f8dbcb32cd62b8af92cc08b20ed2facd
Markdown66fe10433149845414a148ecb8925d4844030254422d9f79bd0a0d6d859cb851
PDF
Publication paged54de832f8d5f169c60becf1a21899b473dd2ae8726d7edce77496ae7040eec7
Manifestc54a303a90c21fdbe76f1c0202999a7b71841b07e46b434022ed620e1a13c440

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
Signaturepjbp2iIIzktyT6R/x/9QFzq5LzqPA8pHl+FncZMS6mC4/JkO70N0c6RObnhjYFTbdePHbojXuuWXoGMiREt9Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:29.471738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005816
observed d54de832f8d5f169c60becf1a21899b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:29.457873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005816/manifest.json
observed c54a303a90c21fdbe76f1c0202999a7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:29.444235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005816/publication.md
observed 66fe10433149845414a148ecb8925d48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:29.427961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005816/publication.txt
observed d5d150a32581dd84a2a60c6bf9b3d2a6...
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.