OpenTechnical

OT-2026-000088208

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000088208) never changes.

Identity and time

Publication numberOT-2026-000088208 · never reused
Internal UUID01a0ae9b-1aa8-7677-94d3-16b3fb0fd4c7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088208
StatusPUBLIC

Content hashes

Canonical text1969dd37ee246e52fbeaab2fb0aa9bd0655fea875cbaa4c56851c08ad2cf6a9f
Markdown2415710e80ced79c564c4c1943a0d29c6804aea2ca27aba557d2dc1f338db7a2
PDF
Publication page3d7cc291f4872504dd04bf3c9abd9af293cae047c6126b082ca9ed7e3c607fa6
Manifestc3cacff4e6eb1cc9b018e3f499e33b8d3905449c443634439e24ee25871ad3c4

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
SignaturelVjOI1CL9HiNelI3h/RoJiw5qYLLtk4eiya9vXgx/TS5WjDduSNZhV+FrRXDb0bC+jgIuUaWV0V3pIhl9StgDw==
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

2026-09-17T09:50:17.312543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088208
observed 3d7cc291f4872504dd04bf3c9abd9af2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:17.295034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088208/manifest.json
observed c3cacff4e6eb1cc9b018e3f499e33b8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:17.275281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088208/publication.md
observed 2415710e80ced79c564c4c1943a0d29c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:17.255899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088208/publication.txt
observed 1969dd37ee246e52fbeaab2fb0aa9bd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.650074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088208
observed 3d7cc291f4872504dd04bf3c9abd9af2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.634658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088208/manifest.json
observed c3cacff4e6eb1cc9b018e3f499e33b8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.616275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088208/publication.md
observed 2415710e80ced79c564c4c1943a0d29c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.599064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088208/publication.txt
observed 1969dd37ee246e52fbeaab2fb0aa9bd0...
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.