OpenTechnical

OT-2026-000043525

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000043525) never changes.

Identity and time

Publication numberOT-2026-000043525 · never reused
Internal UUID01a0ae7b-92cf-7ea1-8ae8-a9058c15ff68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:49.254972Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043525
StatusPUBLIC

Content hashes

Canonical text2410bb61ccc64d9accaf0c8351ad36747d797b626733cb77df19cae3fba71638
Markdown404492b160d773b97d1c315f4b14b4a30d7bd0798267f9350960d81c5e2a5527
PDF
Publication page12c0521e318a92c96a7cf807fceacde4189121508b26d1f898a5152021e59053
Manifestf17edd442f71301f6894b5c35675db3103a9b6d7d72a93f24c070cda776beb7f

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
SignatureLh3aECDIzPXzzEpRDUPRpgz5nfMVkiCD1p6j3vAHw9xmYNuQ3u5TsRNglBXBWG9dOIvvhFrUTm8gyz6B9Q1VAQ==
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

2026-09-17T11:12:54.075090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043525
observed 12c0521e318a92c96a7cf807fceacde4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:54.056557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043525/manifest.json
observed f17edd442f71301f6894b5c35675db31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:54.035686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043525/publication.md
observed 404492b160d773b97d1c315f4b14b4a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:54.015707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043525/publication.txt
observed 2410bb61ccc64d9accaf0c8351ad3674...
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.