OpenTechnical

OT-2026-000075142

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000075142) never changes.

Identity and time

Publication numberOT-2026-000075142 · never reused
Internal UUID01a0ae93-f1ff-7c36-871f-4513006786b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075142
StatusPUBLIC

Content hashes

Canonical text703fda492987085cdc005104995f853d7015c960705d8ccdd284a208b98c1ff7
Markdown8299b710bb95a2f60a50667d9f37190046916c38a94001ce34e080c7092260a0
PDF
Publication page4b8a0f7c5535c8cd930252849f39e49f78495e5aee543461fcadd0caf98ab59a
Manifest076d24f9b06b49f0977cb023fbacc2dfe08a5c02c57519904f804583d44fba65

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
SignatureO9u2+CdRQ73hWSRpE27SzvHywbkgZwVJ96TAL4lWFiY279kV7vyet2hxZx3M7Z4WX0yAOU24EVqVB58SvPsEDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:20:22.426462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075142
observed 4b8a0f7c5535c8cd930252849f39e49f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:22.399611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075142/manifest.json
observed 076d24f9b06b49f0977cb023fbacc2df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:22.382347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075142/publication.md
observed 8299b710bb95a2f60a50667d9f371900...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:22.363427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075142/publication.txt
observed 703fda492987085cdc005104995f853d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:26.303808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075142
observed 4b8a0f7c5535c8cd930252849f39e49f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:26.283993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075142/manifest.json
observed 076d24f9b06b49f0977cb023fbacc2df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:26.263494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075142/publication.md
observed 8299b710bb95a2f60a50667d9f371900...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:26.246462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075142/publication.txt
observed 703fda492987085cdc005104995f853d...
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.