OpenTechnical

OT-2026-000078140

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, vented 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-2026-000078140) never changes.

Identity and time

Publication numberOT-2026-000078140 · never reused
Internal UUID01a0ae95-6e8c-726f-9037-23f1e97f3c84 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:03.897850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078140
StatusPUBLIC

Content hashes

Canonical text9021aa839fbd499e4f8c0bf937c6042e42de00968dcc1cdf600972434fb6c4ee
Markdown6c8893fb9f483ed36faef8a6f327e45556624672c6774293bd3ab47c441abb28
PDF
Publication page3cdded950d30c1ae721a912023b4e226f732a07d7c5192c4c29a32c70b06b920
Manifest84d418c5c80a6a0f6183e3ec0f0066b6c167ac160754f0a5c42a5e68aefae6e7

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
SignatureVaUKLs12vTWjgY+ZONomhUv08xoJNR3defF4V5HvusJLKkF3ZXI6lrr95jpkfqgJuDLieuYF5mwfAPGBajgEBg==
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

2026-09-17T12:43:04.476672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078140
observed 3cdded950d30c1ae721a912023b4e226...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:43:04.141891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078140/manifest.json
observed 84d418c5c80a6a0f6183e3ec0f0066b6...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:43:03.922268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078140/publication.md
observed 6c8893fb9f483ed36faef8a6f327e455...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:43:03.766402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078140/publication.txt
observed 9021aa839fbd499e4f8c0bf937c6042e...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T10:06:51.145322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078140
observed 3cdded950d30c1ae721a912023b4e226...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:51.125903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078140/manifest.json
observed 84d418c5c80a6a0f6183e3ec0f0066b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:51.108255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078140/publication.md
observed 6c8893fb9f483ed36faef8a6f327e455...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:51.089859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078140/publication.txt
observed 9021aa839fbd499e4f8c0bf937c6042e...
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.