OpenTechnical

OT-2026-000007558

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000007558) never changes.

Identity and time

Publication numberOT-2026-000007558 · never reused
Internal UUID01a0ae62-4df7-79db-b3aa-38d74d16c85a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:13.261569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007558
StatusPUBLIC

Content hashes

Canonical text58754265c5e5ef5766888eb48d1200b88cb60fa14f06e238a9f330ed9f1664ec
Markdowneadf75482bddbceace2f5f17b0cc35f7b2f1dad18e00b47c23a83328e3fb1593
PDF
Publication page729b2f73dfa6782daab6ca7d6cfb726006aa0156177fd803974af024486fbd80
Manifestecab00a9cdcb3c7314a9b215168449064872e9a4d9890d7ba4f3181a2f4b3999

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
SignaturecdiWA57GOpzAMG0my1bdS6Fzz2iy5MMY4yNvKEIfPealuAWOuw4/p8LuOIEEmg0PRQMHJe0WKaazsTtsmLBfDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:24.229430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007558
observed 729b2f73dfa6782daab6ca7d6cfb7260...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:24.213788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007558/manifest.json
observed ecab00a9cdcb3c7314a9b21516844906...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:24.197784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007558/publication.md
observed eadf75482bddbceace2f5f17b0cc35f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:24.182216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007558/publication.txt
observed 58754265c5e5ef5766888eb48d1200b8...
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.