OpenTechnical

OT-2026-000036104

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000036104) never changes.

Identity and time

Publication numberOT-2026-000036104 · never reused
Internal UUID01a0ae77-01ce-7ca6-aeb6-d9c6a9ecfb6f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036104
StatusPUBLIC

Content hashes

Canonical textd93c6e135ce6973cc4e1242c810a031ff6b1b341408fd133ff15260d1b810fa6
Markdown1b658990ed73ba53036dcbe02585652cef87820214b6c957dc5153beef3cdcb1
PDF
Publication pageea15e14056d087c4e6ef68ec42962117342c74a69f810118def1e9501837c726
Manifest7ff3fa0cca310ffa0cd56b2006e2273eea9e75a50eff222672ec63cf1db42eaa

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
Signature7U4jwAyXiu8GIT316cdCd9IYAC0fAUQgSccEnO8nqrVPIv8BaRKL748lWf5eVc58gGpZKQXnhGt56noZs3GuDQ==
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

2026-09-17T11:26:17.795591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036104
observed ea15e14056d087c4e6ef68ec42962117...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:17.778985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036104/manifest.json
observed 7ff3fa0cca310ffa0cd56b2006e2273e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:17.763081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036104/publication.md
observed 1b658990ed73ba53036dcbe02585652c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:17.746386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036104/publication.txt
observed d93c6e135ce6973cc4e1242c810a031f...
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.